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Patent Law Fundamentals Flashcards

7 cards from real Patent Bar Exam practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 7 Patent Law Fundamentals flashcards as text
  1. Under 35 U.S.C. § 102, which event would trigger a one-year grace period for the inventor to file a patent application?

    Answer: The inventor publicly discloses the invention at a trade show

    Under the AIA, an inventor's own disclosure triggers a one-year grace period under 35 U.S.C. § 102(b)(1)(A), allowing the inventor to file within one year of that disclosure.

  2. What is the statutory time limit for filing a reply to a non-final Office Action from the USPTO?

    Answer: Three months (extendable to six months with fees)

    Under 37 C.F.R. § 1.134, applicants have three months to reply to a non-final Office Action, extendable up to six months upon payment of extension fees.

  3. Which doctrine allows a patent owner to recover damages from a party who sells a component specifically designed for use in a patented combination?

    Answer: Contributory infringement

    Contributory infringement under 35 U.S.C. § 271(c) imposes liability on one who sells a component with no substantial non-infringing use, knowing it is especially made for a patented combination.

  4. Under the America Invents Act (AIA), what type of proceeding allows a third party to challenge the validity of an issued patent based solely on prior art patents and printed publications?

    Answer: Inter partes review (IPR)

    Inter partes review (IPR) under 35 U.S.C. §§ 311-319 allows third parties to challenge patent validity based only on prior art patents and printed publications after nine months from issuance.

  5. What is the purpose of a restriction requirement issued by a USPTO examiner?

    Answer: To require the applicant to elect one of several distinct inventions for examination

    A restriction requirement under 35 U.S.C. § 121 requires the applicant to elect one distinct invention for examination when the application contains claims to two or more independent and distinct inventions.

  6. Under 35 U.S.C. § 119(e), what is the deadline for filing a nonprovisional application claiming priority to a provisional application?

    Answer: One year from the provisional filing date

    A nonprovisional application must be filed within 12 months of the provisional application's filing date to claim the benefit of that earlier filing date under 35 U.S.C. § 119(e).

  7. Which of the following best describes 'prosecution history estoppel' in patent law?

    Answer: A limitation on the doctrine of equivalents based on arguments or amendments made during prosecution

    Prosecution history estoppel prevents a patent owner from using the doctrine of equivalents to recapture subject matter that was surrendered through claim amendments or arguments during prosecution.

How this page was made: written with AI tools. Exam facts are checked against the official sources listed below. Not reviewed by a subject-matter expert. Editorial policy

Sources & references

Exam facts on this page (fees, format, dates, passing scores) are checked against these official sources; the date is our last check. Editorial policy

  1. uspto.gov — Exam format, passing score, exam information · verified Oct 2026
  2. uspto.gov — Eligibility, fees, retake fee · verified Oct 2026
  3. uspto.gov — Test delivery · verified Oct 2026