Company lists · Data refreshed September 2026

Top 25 Biotech patent firms worldwide

RevenueBase identified 473 biotech patent firms worldwide as of September 2026 and tracks 8,974 professional contacts across them, including 5,178 with verified work emails and 0 with mobile numbers. The United States is the largest market and Munich the largest hub.

This list covers biotech patent firms worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026. Country and city lists for biotech patent firms follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review
473Companies
8,974Contacts tracked
5,178Verified emails
0Mobile numbers
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The 25 largest biotech patent firms worldwide

Ranked by team size
Top 25 of 473 biotech patent firms worldwide, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to biotech patent firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceBoston, MA, United StatesHQ checked Sep 16, 20261,001-5,0001,167 contacts →

Indirect evidence

“As the leading intellectual property law firm, we help innovators change the world through our unmatched litigation, prosecution, and post-grant experience across venues and…”

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceSilicon Valley, CA, United StatesHQ checked Sep 16, 2026501-1,0001,126 contacts →

Indirect evidence

“Fenwick is a leading law firm, purpose-built to guide visionary tech and life sciences companies and their investors through every stage of growth, from startups securing their…”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceWashington, DC, United StatesHQ checked Sep 16, 2026201-500468 contacts →

Indirect evidence

“Sterne, Kessler, Goldstein & Fox is a full-service intellectual property law firm that provides innovative solutions tailored to your business and industry.”

Source: RevenueBase Database · checked Sep 16, 2026
4Indirect evidenceBoston, MA, United StatesHQ checked Sep 16, 2026201-500428 contacts →

Indirect evidence

“Wolf, Greenfield & Sacks, P.C.”

Source: RevenueBase Database · checked Sep 16, 2026
5Partial evidenceNew York, NY, United StatesHQ checked Sep 16, 2026201-500242 contacts →

Partial evidence

“Effectual Services is a well established and fast growing patent and legal support services company having experience and expertise in providing patent and legal services.”

Source: RevenueBase Database · checked Sep 16, 2026
6Indirect evidenceHartford, CT, United StatesHQ checked Sep 16, 2026201-500222 contacts →

Indirect evidence

“Cantor Colburn LLP is one of the largest intellectual property specialty law firms in the country, providing clients worldwide with the complete range of IP legal services…”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceMunich, GermanyHQ checked Sep 16, 2026201-500194 contacts →

Indirect evidence

“GRÜNECKER is one of the largest Intellectual Property law firms in Europe.”

Source: RevenueBase Database · checked Sep 16, 2026
8Indirect evidenceAlexandria, VA, United StatesHQ checked Sep 16, 2026201-500156 contacts →

Indirect evidence

“Companies across the world depend on Oblon to help them establish, leverage and protect their intellectual property assets in the United States and abroad.”

Source: RevenueBase Database · checked Sep 16, 2026
9Partial evidenceHouston, TX, United StatesHQ checked Sep 16, 202651-200148 contacts →

Partial evidence

“Patterson + Sheridan is a technology law firm specializing in the protection of client’s assets and rights, and does so by providing variety of services including: patent…”

Source: RevenueBase Database · checked Sep 16, 2026
10Indirect evidencePortland, OR, United StatesHQ checked Sep 16, 202651-200146 contacts →

Indirect evidence

“Klarquist is one of the oldest and largest full-service intellectual property firms in the Pacific Northwest.”

Source: RevenueBase Database · checked Sep 16, 2026
11Indirect evidenceChicago, IL, United StatesHQ checked Sep 16, 202651-200143 contacts →

Indirect evidence

“At MBHB, the legal and scientific credentials of our professionals are first rate.”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceMumbai, IndiaHQ checked Sep 16, 202651-200132 contacts →

Indirect evidence

“R K Dewan & Co was founded in 1942 by Raj Kumar Dewan.”

Source: RevenueBase Database · checked Sep 16, 2026
13Partial evidenceVienna, VA, United StatesHQ checked Sep 16, 202651-200127 contacts →

Partial evidence

“Since 1976, BSKB has been providing a full range of intellectual property law services to clients in the areas of patent prosecution, post-grant review, litigation, ITC…”

Source: RevenueBase Database · checked Sep 16, 2026
14Partial evidenceBremen, GermanyHQ checked Sep 16, 2026201-500114 contacts →

Partial evidence

“Eisenführ Speiser is a full-service IP law firm with a mixed team of specialists including both patent attorneys and attorneys-at-law.”

Source: RevenueBase Database · checked Sep 16, 2026
15Indirect evidenceBoston, MA, United StatesHQ checked Sep 16, 202651-200104 contacts →

Indirect evidence

“Clark+Elbing is a top-tier intellectual property (IP) law firm focused on protecting and promoting innovations in life science, chemistry, devices, and diagnostics.”

Source: RevenueBase Database · checked Sep 16, 2026
16Indirect evidencePark City, UT, United StatesHQ checked Sep 16, 202651-20097 contacts →

Indirect evidence

“If you’re looking for a group of Intellectual Property attorneys who are smart enough to understand your vision, compassionate enough to appreciate your ingenuity, and wise enough…”

Source: RevenueBase Database · checked Sep 16, 2026
17Indirect evidenceWashington, DC, United StatesHQ checked Sep 16, 202651-20094 contacts →

Indirect evidence

“Rothwell Figg is a forward-thinking, client-focused law firm practicing at the convergence of intellectual property, litigation, and technology.”

Source: RevenueBase Database · checked Sep 16, 2026
18Indirect evidenceWashington, DC, United StatesHQ checked Sep 16, 202651-20088 contacts →

Indirect evidence

“How are we different?”

Source: RevenueBase Database · checked Sep 16, 2026
19Partial evidenceFairfax, VA, United StatesHQ checked Sep 16, 202651-20087 contacts →

Partial evidence

“Harrity & Harrity is a leading patent preparation and prosecution firm specializing in the electrical and mechanical technology areas, and is considered a Go-To Firm for the…”

Source: RevenueBase Database · checked Sep 16, 2026
20Indirect evidenceAtlanta, GA, United StatesHQ checked Sep 16, 202651-20081 contacts →

Indirect evidence

“At Meunier Carlin & Curfman we apply legal prowess and foresight to support our clients’ hard-won innovation and intellectual property.”

Source: RevenueBase Database · checked Sep 16, 2026
21Indirect evidenceNew York, NY, United StatesHQ checked Sep 16, 202651-20081 contacts →

Indirect evidence

“For over 25 years, Haug Partners has provided synthesized multidisciplinary legal services for life science and technology businesses.”

Source: RevenueBase Database · checked Sep 16, 2026
22Indirect evidenceDenver, CO, United StatesHQ checked Sep 16, 202651-20075 contacts →

Indirect evidence

“Focused entirely on the worldwide protection of intellectual property rights in the United States and around the globe, few firms can match our breadth of experience and level of…”

Source: RevenueBase Database · checked Sep 16, 2026
23Indirect evidenceDelhi, IndiaHQ checked Sep 16, 202611-5065 contacts →

Indirect evidence

“The Intellectual Property practice at Intellect Partners is recognized as a growing enterprise legal services provider in India.”

Source: RevenueBase Database · checked Sep 16, 2026
24Partial evidenceReston, VA, United StatesHQ checked Sep 16, 202651-20064 contacts →

Partial evidence

“Greenblum & Bernstein P.L.C, established for over 40 years, specializes exclusively in intellectual property law, particularly concentrating in patents, trademarks and copyrights.”

Source: RevenueBase Database · checked Sep 16, 2026
25Strong evidenceCambridge, MA, United StatesHQ checked Sep 16, 202651-20055 contacts →

Strong evidence

“McNeill PLLC, a nationally recognized biotech and pharma-focused IP boutique firm, provides comprehensive life science patent prosecution and counseling services.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 473 biotech patent firms worldwide

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Biotech patent firms worldwide at a glance

As of Sep 16, 2026
57.7%Verified-email coverage
19.0Average contacts per company
1-10Median size (employees)
4.7%Largest-city concentration · Munich
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
272
11-50
148
51-200
41
201-500
7
501-1,000
2
1,001-5,000
1

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among biotech patent firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage
3 countries, largest first: the United States, Germany, India. Country and city lists for biotech patent firms are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “biotech patent firms”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names biotech patent firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among biotech patent firms, and records with no verified work email.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 5,178 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 16, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Biotech patent firms by location

3 lists · largest first

Every Biotech patent firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names biotech patent firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many biotech patent firms are there worldwide?

RevenueBase identified 473 biotech patent firms worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Fish & Richardson P.C, headquartered in Boston, tops this list with the largest team on record.

Which country has the most biotech patent firms?

The United States leads with 405 companies, followed by Germany (42) and India (26). Every biotech patent firms list by country and city is linked on this page.

Which city has the most biotech patent firms?

Munich leads with 22 headquartered companies, followed by Washington (19) and New York (13).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 5,178 verified decision-maker contacts tracked across these 473 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.