US2537438A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stapling machine
Assignee: Arrow Fastener Co LLC
•
Filing: 1946-06-13
•
Granted: 1951-01-09
•
Expires: 1966-06-13
Abstract
No abstract record available.
Inventors
- 👤 Berger George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:53
CPC Classifications
B; B25; B25C; B25C5/00; B25C5/02; B25C5/0221; B25C5/0242; B25C5/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1688879A
Cited
US1943661A
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US1983397A
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US2112926A
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US2181387A
Cited
US2247292A
Cited
US2272773A
Cited
US2314847A
Cited
US2312142A
Cited
US2354760A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-08 | 1954-07-10 | 1955-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-08 | 1958-07-10 | 1959-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-08 | 1962-07-10 | 1963-01-09 | $7700.00 | Window Closed / Lapsed |