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US2850759A
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Assignee: United Carr Fastener Corp
•
Filing: 1954-08-02
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Granted: 1958-09-09
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Expires: 1974-08-02
Abstract
No abstract record available.
Inventors
- 👤 Hector D Petri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:31
CPC Classifications
A; A47; A47B; A47B91/00; A47B91/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1937438A
Cited
US1915249A
Cited
US1978249A
Cited
US2181103A
Cited
US2657894A
Cited
DE843743C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-08 | 1962-03-10 | 1962-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-08 | 1966-03-10 | 1966-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-08 | 1970-03-10 | 1970-09-09 | $7700.00 | Window Closed / Lapsed |