Company lists · Data refreshed November 2026

Top 20 Provisional patent filing services worldwide

RevenueBase identified 80 company matches for provisional patent filing services worldwide as of November 2026 and tracks 282 professional contacts across them, including 63 with verified work emails. The United States is the largest market and New Delhi the largest hub.

This list covers company matches for provisional patent filing services worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for provisional patent filing services follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
80Companies
282Contacts tracked
63Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 20 largest provisional patent filing services worldwide

Ranked by team size
Top 20 of 80 company matches for provisional patent filing services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchNew Delhi, IndiaHQ recorded Nov 6, 202611-5040 contacts →

Exact match

“Rajeshwari & Associates provides complete services in the field of patents, beginning with advising, search for patents in India and Abroad, drafting, filing, prosecution…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Insperanto delivers high-quality patent translation and foreign filing services and connects innovators with top-tier patent counsel in their fields of technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchNew Delhi, IndiaHQ recorded Nov 6, 202611-509 contacts →

Exact match

“We assist first time patent application filers in making quick and quantified decisions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchRedmond, WA, United StatesHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Pacific Patent Group, LLC specializes in providing a cost-effective solution to virtual law firms, traditional outside counsel firms or in-house legal departments who are in need…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchRedmond, WA, United StatesHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Seattle Patent Group PLLC provides exceptional service in the preparation ond prosecution of patent applications.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchAachen, GermanyHQ recorded Nov 6, 202611-504 contacts →

Exact match

“As patent law firm and service provider, we have set ourselves the goal of expanding our services as far as possible, that means we don't only protect your ideas, we also act…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchActon, MA, United StatesHQ recorded Nov 6, 20261-104 contacts →

Exact match

“PatentYogi is a next generation patent services company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHenderson, NV, United StatesHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Quick Patents was founded by Registered Patent Agent Kevin Prince to meet the needs of those needing to file patent applications quickly.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchUnited StatesHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Highest quailty Patent Drafting and Illustrating Services”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchManassas, VA, United StatesHQ recorded Nov 6, 20261-103 contacts →

Exact match

“We use our engineering and legal experience in providing consistent, high quality patent prosecution and drafting services to clients operating in various technical areas - As…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMorris Plains, NJ, United StatesHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Provisional applications, Patent applications, design patent applications, trademark applications.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLayton/ogden, UT, United StatesHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Outer Space IP is a patent writing firm started with the intent to help people protect their intellectual property while they shoot for the moon, whether that is literal or…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchWashington, DC, United StatesHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Applied Patents Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSwedesboro, NJ, United StatesHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Global Intellectual Property Agency, LLC is patent service firm whose associates include an experienced team of engineers and patent practitioners whose primary focus is…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBaton Rouge, LA, United StatesHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Quality patent protection begins with a well prepared patent application.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchUnited StatesHQ recorded Nov 6, 20261-101 contacts →

Exact match

“After gaining engineering and managerial experience at the beginning of my professional career in high-tech companies, I now find great satisfaction in assisting others in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchUnited StatesHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Stellar Patent partners with clients to obtain patents (i.e, patent preparation and patent prosecution) and provides patent training.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchArnolds Park, IA, United StatesHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Midwest Drafting is a full service patent drafting firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchAnaheim, CA, United StatesHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Machinist/Mechanic Professional Engineer USPTO Patent Agent Modern Method Patents is an intellectual property protection provider specializing in US patent application drafting…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchCanadaHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Serving clients in eastern Ontario, the Montreal region, from coast to coast, and across the globe, BERUBE Patent Services specializes in Patents – from patent drafting and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 20 of 80 provisional patent filing services worldwide

See the full list, filter by size, metro and specialty, and access 63 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Provisional patent filing services worldwide at a glance

As of Nov 6, 2026
22.3%Verified-email coverage
3.5Average contacts per company
1-10Median size (employees)
3.8%Largest-city concentration · New Delhi
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
67
11-50
11
51-200
2

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for provisional patent filing services are linked below.
What qualifies
Company records worldwide whose business descriptions match “provisional patent filing services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 63 professional contacts with verified work emails across the full matched dataset. 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 November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Provisional patent filing services by location

1 lists · largest first

Every Provisional patent filing services 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 SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “provisional patent filing services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many provisional patent filing services are there worldwide?

RevenueBase identified 80 company matches for provisional patent filing services worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Rajeshwari & Associates tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most provisional patent filing services?

The United States leads with 38 companies. Every provisional patent filing services list by country and city is linked on this page.

Which city has the most provisional patent filing services?

New Delhi leads with 3 company records, followed by Redmond (2) and Washington (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 63 professional contacts with verified work emails tracked across these 80 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

Ready to reach these companies? Verified emails and direct dials for all 80 provisional patent filing services worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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 SmartSearch, 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.