Bien Fait, Translation and Patent Services

Done Well … Done Right


Bruce D. Popp, PhD

Independent Translator—Patent Translation Specialist

USPTO Registered Patent Agent

ATA Logo American Translator Association
Certified Translator for French into English

Award-winning translator of Henri Poincaré.
cover of my first book

And author in history of physics.
cover of my second book Journal for the History of Astronomy 53, no. 2 (May 2022): 141–62.

I perform premium quality translations of patents and patent applications, and related documents involving: prosecution, opposition and litigation (prior art, filings, pleadings, notices, office actions, opinions of the search authority, briefs, court and administrative decisions, and expert witness reports).
And I also provide preliminary amendments for filing with the USPTO to accompany my translations of patent applications.

I am available as an expert witness on the subject of accuracy of patents translated from French into English.

I provide relevant statements and declarations, including statements of accuracy required by Title 37 CFR 1.52(d)(1).

I am also doing research in history of science focused on the work of Henri Poincaré. Please see my pages on this research.


Winner of the 2017 S. Edmund Berger Prize for Excellence in Scientific and Technical Translation

Bruce D. Popp with Berger Prize Certificate
Bruce D. Popp with Berger Prize Certificate