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US3446211A Expired / Lapsed US ⏱️ 0.0 years remaining

Surgical clamp

Assignee: Individual
•
Filing: 1967-11-09
•
Granted: 1969-05-27
•
Expires: 1987-11-09
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Abstract

No abstract record available.

Inventors

  • 👤 Harold A Markham

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-22 21:08
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/28; A61B17/2812

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1852542A Cited
US2668538A Cited
US2743726A Cited
US3209753A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1972-05-26 1972-11-25 1973-05-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1976-05-26 1976-11-25 1977-05-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1980-05-26 1980-11-25 1981-05-27 $7700.00 Window Closed / Lapsed

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