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• Background of the invention ( See also Specification)— 608.01(c)
• Bacteria— 1601
• Bar, Statutory ( See Statutory bar)
• Base claim canceled— 608.01(n)
• Base claim rejected— 608.01(n)
• Benefit of domestic priority ( See also Cross-noting)— 201.11
  • Adding benefit claim after filing— 201.11
  • Correcting benefit claim after filing— 201.11
  • Correcting benefit claim after patenting— 1405
  • Deleting benefit claim after filing— 201.11
• Benefit of foreign priority ( See also Foreign application)— 201.13
  • Correcting benefit claim after patenting— 1402 ; 1417
• Benelux Designs Convention ( See also Treaties)— 201.13 ; 1504.10
• Best mode— 608.01(h) ; 2165 – 2165.04
  • Affidavit or declaration— 715.10
  • Compared to enablement— 2165.02
  • Computer cases— 2161.01
  • Considerations relevant to— 2165.01
  • Evidence of concealment— 2165 ; 2165.04
  • Form paragraphs used to reject— 706.03(c)
  • Requirements for rejection for lack of— 2165.03
• Bibliographic Information— 601.05
• Biological material— 2164.06(a) ; 2402 ; 2403
• Biotechnology ( See also Nucleotide sequences)— 2400
  • Deposit of biological material— 2403
  • Deposit rules— 2402
  • Deposit term— 2408
  • Enablement— 2164.06(a)
  • Examination of applications— 2411
  • Form paragraphs— 2427.01
  • Patent In computer program— 2430
  • Process claims— 706.02(n)
  • Samples— 2410
  • Sequence rules ( See also Sequence rules)— 2420 ; 2421
  • Special status for small entity applications— 708.02
• Blue slip ( See Form letters and forms: Issue Classification (Blue slip) PTO-270)
• Board of Patent Appeals and Interferences (BPAI) ( See also Appeal and Interference)— 706.03(v) ; 706.03(w) ; 707.06 ; 707.07(f) ; 708.01 ; 711.02(b) ; 2284 ; 2301
  • Appeal from— 1216 – 1216.02
    • In inter partes reexamination— 2682 ; 2683
  • Constitution and duties— 1202
  • Decision
    • Dissemination of— 1720
    • Generally— 1213
    • Publication of— 1213.03 ; 2681
    • Treatment of— 1721
  • Duty of disclosure to— 2001.03
  • Hearing— 1209
  • Interference
    • Declaration of— 2301
    • Return of Jurisdiction to Examiner— 2308
  • Jurisdiction— 706.01 ; 706.07(c) ; 1210 ; 2301 ; 2308
  • May require appellant to address matter— 1212
  • New ground of rejection by— 1214.01
    • In inter partes reexamination— 2681 ; 2682
  • Non-final decision in inter partes reexamination— 2681
  • Petitions— 1002.02(g) ; 1002.02(j)
  • Rehearing by— 1002.02(f) ; 1214.01 ; 1214.03
    • Inter partes reexamination— 2682 ; 2683
  • Service Branch— 104
  • Statement of allowability by— 1213.01
• Books in library— 901.06(a)
• Borrowed publications— 901.06(a) ; 901.06(b)
• Borrowing references from examiner’s search files— 901.08
• Box, Mail ( See Correspondence and Mail Stop)
• Breadth, Undue ( See Undue breadth rejection)
• Brief, filed on appeal— 1205
  • Ex parte reexamination— 2274
  • Inter partesreexamination— 2662 ; 2665 ; 2675
    • Defective— 2675 ; 2675.02
• Brief description of the drawings ( See also Specification)— 608.01(f)
• Brief summary of invention— 608.01(d) ; 1302.01
• British English spelling— 608.01
• British specification, provisional— 201.15
• Broadening claims in reissue— 1412.03
• Browser executable code in specification— 608.01 ; 608.01(p)
• Budapest Treaty ( See also Microorganisms and Treaties)— 901.05(b) ; 2402 ; 2404.01 ; 2405 ; 2408 ; 2409 ; 2410.01 ; 2410.02 ; 2411.01
  • Depositories— 2405
• Bulletin, Classification ( See Classification and Orders)
• Burden of proof— 2112 ; 2112.01 ; 2113
• Business hours of USPTO— 510

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