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US2915226A Expired / Lapsed US ⏱️ 0.0 years remaining

Grease gun

Assignee: Individual
•
Filing: 1957-01-29
•
Granted: 1959-12-01
•
Expires: 1977-01-29
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Abstract

No abstract record available.

Inventors

  • 👤 Edwin P Sundholm

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 08:05
CPC Classifications
F; F16; F16N; F16N3/00; F16N3/10; F16N3/12

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

CA512843A Cited
US1692320A Cited
US1721817A Cited
US1804731A Cited
US1997129A Cited
US2016966A Cited
US2029055A Cited
US2714474A Cited
US2759640A Cited
US2792972A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-11-30 1963-06-01 1963-12-01 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-11-30 1967-06-01 1967-12-01 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-11-30 1971-06-01 1971-12-01 $7700.00 Window Closed / Lapsed

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