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US3518344A Expired / Lapsed US ⏱️ 0.0 years remaining

Tableting lubricant

Assignee: Bayer Corp
•
Filing: 1967-10-02
•
Granted: 1970-06-30
•
Expires: 1987-10-02
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Abstract

No abstract record available.

Inventors

  • 👤 Thomas Laurence Welsh
  • 👤 George Ronald Tomaich

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 17:37
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/0002; A61K9/0007; A61K9/20; A61K9/2004; A61K9/48; A61K9/50

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2035267A Cited
US3082091A Cited
US2913373A Cited
US3105792A Cited
US3136692A Cited
US3210208A Cited
US3382150A Cited
US3355392A Cited
US3282792A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1973-06-29 1973-12-29 1974-06-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1977-06-29 1977-12-29 1978-06-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1981-06-29 1981-12-29 1982-06-30 $7700.00 Window Closed / Lapsed

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