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Allan William Jansen, International Attorney in Irvine, California

Over 48 years of legal practice · focused on International, IP, and IP Licensing · 5.0/5 rating from 1 verified client review

Special Counsel

Irvine, CA

Practicing international in Irvine since 1978.

48+
Years practicing
5.0 ★
1 client review
1
Bar admission

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Quick answer

Allan William Jansen is a special counsel based in Irvine, CA. The practice focuses on International, IP, and IP Licensing. Allan has over 48 years of legal experience. Rated 5.0 out of 5 from 1 client review.

Based in
Irvine, CA
Experience
over 48 years
Known for
International · IP · IP Licensing
  • Handles International, IP, and IP Licensing matters from Irvine, CA.
  • Over 48 years of practice as a licensed attorney.
  • Recognized with AV Preeminent.

About Allan William Jansen: Allan William Jansen is a special counsel based in Irvine, CA. The practice focuses on International, IP, and IP Licensing. Allan has over 48 years of legal experience. Rated 5.0 out of 5 from 1 client review.

Areas of practice

Allan's practice areas in Irvine

Allan concentrates on international, ip, ip licensing, patent, and trademark. Each area below outlines the kind of case Allan handles, typical outcomes to expect, and how the intake process starts.

International cases in Irvine, California

Allan takes international matters in Irvine, California. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Allan agrees to represent you.

IP cases in Irvine, California

Allan takes ip matters in Irvine, California. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Allan agrees to represent you.

IP Licensing cases in Irvine, California

Allan takes ip licensing matters in Irvine, California. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Allan agrees to represent you.

Patent cases in Irvine, California

Allan takes patent matters in Irvine, California. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Allan agrees to represent you.

Trademark cases in Irvine, California

Allan takes trademark matters in Irvine, California. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Allan agrees to represent you.

Biography

Allan William Jansen, international attorney serving Irvine

Allan William Jansen is a special counsel based in Irvine, CA. The practice focuses on International, IP, and IP Licensing. Allan has over 48 years of legal experience. Rated 5.0 out of 5 from 1 client review. Allan works from Irvine, California and takes on international matters across the region.

Allan William Jansen is a lawyer practicing intellectual property, international trade commission (itc), ip licensing, technology and commercial transactions and 3 other areas of law. Allan received a B.S. degree from University of Illinois in 1971, and has been licensed for 48 years. Allan practices in Irvine, CA.

Allan's approach to international cases

Allan William Jansen is a lawyer practicing intellectual property, international trade commission (itc), ip licensing, technology and commercial transactions and 3 other areas of law. Allan received a B.S. degree from University of Illinois in 1971, and has been licensed for 48 years. Allan practices in Irvine, CA.

The kind of cases Allan takes

Allan reviews new inquiries case-by-case for international, ip, and ip licensing matters in Irvine and the surrounding California area.

Credentials

Credentials — where Allan studied and practices

  • John Marshall Law School

    J.D. · 1978

  • University of Illinois

    B.S. Aeronautical · 1971

Jurisdictions

Allan's state bar admissions

  • California Massachus

    1978 · ACTIVE

Allan studied at J.D. in John Marshall Law School and B.S. Aeronautical in University of Illinois.

Law school and academic background

Allan completed J.D. in John Marshall Law School and B.S. Aeronautical in University of Illinois. Formal legal training is one signal of substantive knowledge — the day-to-day practice Allan runs in California is where that training gets applied to real client questions.

Recognition

Allan's legal honors and published work

Allan has received 1 formal recognition from bar associations, industry bodies, and peer-review services.

  • AV Preeminent

Legal awards and honors

AV Preeminent.

Locations

Allan William Jansen's office in Irvine

Allan's primary office is at 1 Park Plz Ste 650, Irvine, CA, 92614-5910. In-person meetings are by appointment; a phone intake usually comes first.

Main office

1 Park Plz Ste 650

Irvine, CA 92614-5910

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Client feedback

Client reviews of Allan William Jansen — 5.0/5 rating from 1 verified client review

Every review below is from a verified client of Allan. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing international attorneys in Irvine.

5.0

1 client review

Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Allan William Jansen claims this profile.

Read all reviews

Hiring guide

How to hire Allan William Jansen — what to expect in your first consultation

Working with a new international attorney should feel structured. Here's how the first two conversations with Allan usually go, from the moment you request a consult to the day representation begins.

Consultation formats and pricing

Allan charges for the initial consult. That fee is credited toward representation if you retain Allan's office.

What to bring to your first meeting

Bring any documents you already have — police reports, medical records, filed pleadings, correspondence from an insurer, a copy of the contract at issue. If you're not sure, err on the side of bringing everything; Allan will tell you what matters and what doesn't.

Questions to ask a international attorney in Irvine, California

A short list to run through before you commit: How many international matters have you handled in the last year? What's your fee structure? Who else in the office will work on this? What's your realistic estimate of timeline and range of outcomes? How do I reach you between meetings?

Fees & payment

Fees, payment methods, and consultation options for Allan

Allan discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in international practice — ask which fits.

Hourly rates, contingency fees, and flat-fee options

Every international matter is priced differently. Simple document review might be a flat fee. Injury litigation is often contingency. Complex commercial disputes usually run hourly with a retainer. Allan confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

Allan's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many international practices work with clients on structured schedules.

Frequently asked

Frequently asked questions about Allan William Jansen

  • How much does it cost to hire Allan for a international case?

    Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Allan walks through the likely range during the consult so there are no surprises.

  • Does Allan offer a free consultation?

    Allan charges for the initial consult; that fee is credited toward representation if you retain Allan's office. Some international attorneys offer free consults — check Allan's current terms during booking.

  • How long do international cases in California typically take?

    Simple international matters can wrap in a few weeks; disputed cases can run 6–18 months from intake to resolution, longer if the matter goes to trial. Allan gives a realistic estimate for your facts at the consult — vague answers here are a red flag.

  • Can Allan take my case if I'm outside Irvine?

    Allan is licensed in California. Matters governed by California law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Allan will tell you if the case is a fit or refer you to someone closer to your court.

  • What should I bring to my first meeting with Allan?

    Bring every document that touches the dispute: contracts, correspondence, police or medical reports, filed pleadings, invoices, photographs, insurance letters. Also bring a written timeline of what happened, in your own words. Allan will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.

  • Is Allan accepting new international clients right now?

    Allan's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.

Areas served

International attorneys serving Irvine, Los Angeles and San Francisco in California

Allan handles international matters throughout California. Each city below is a direct link into the search page for verified international attorneys in that community.

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