US2818570A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic stapler
Assignee: Individual
•
Filing: 1952-09-25
•
Granted: 1958-01-07
•
Expires: 1972-09-25
Abstract
No abstract record available.
Inventors
- 👤 Harlan N Faccou
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:37
CPC Classifications
B; B25; B25C; B25C5/00; B25C5/06; B27; B27F; B27F7/00; B27F7/17; B27F7/30; B27F7/34; B27F7/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1568260A
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US1761640A
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US1939632A
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US2139185A
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US2241184A
Cited
US2535588A
Cited
US2567390A
Cited
US2482993A
Cited
US2585941A
Cited
US2585940A
Cited
US2698938A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-06 | 1961-07-08 | 1962-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-06 | 1965-07-08 | 1966-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-06 | 1969-07-08 | 1970-01-07 | $7700.00 | Window Closed / Lapsed |