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Kolisch Hartwell, P.C

Kolisch Hartwell, P.C. is an intellectual property law firm serving clients throughout the United States and internationally from offices in Portland, Oregon, and Palo Alto, California.

Law Practice
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Headquarters
Portland, Oregon, United StatesSource: RevenueBaseRetrieved October 13, 2026
Employee range
11 to 50Source: RevenueBaseRetrieved October 13, 2026
Founded
1952Source: RevenueBaseRetrieved October 13, 2026
Published list appearances
26 supported appearances ↗Source: RevenueBase lists
The company at a glance

What does Kolisch Hartwell, P.C do?

The firm handles patent, trademark, copyright, trade secret, and other intellectual property matters. Its attorneys handle intellectual property matters involving prosecution, enforcement, and related work.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

Who it serves

The firm represents individuals and companies ranging from startups and small businesses to Fortune 500 corporations.

What the business offers

Services & capabilities.

Intellectual property legal services

The practice covers patent, trademark, copyright, trade secret, and other intellectual property matters.

Source: LinkedIn company description · Retrieved October 13, 2026

Intellectual property prosecution and enforcement

Attorneys handle intellectual property matters relating to prosecution, enforcement, and work between those areas.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

Positions describe ordering within each source list. See how lists are built ↗

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Embeddable award for your website

BADGE PREVIEWKolisch Hartwell, P.C listed #5 on Book publishing law firms, September 26, 2026Open the published source list.
Kolisch Hartwell, P.C

#5 Book publishing law firms

Snapshot: September 26, 2026

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Company information

Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 3, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 13, 2026, September 19, 2026, September 20, 2026, September 21, 2026, September 26, 2026, September 27, 2026, September 28, 2026 and September 30, 2026. How the company lists are built.

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