US2523239A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastening device
Assignee: Tinnerman Products Inc
•
Filing: 1947-01-10
•
Granted: 1950-09-19
•
Expires: 1967-01-10
Abstract
No abstract record available.
Inventors
- 👤 George A Tinnerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:19
CPC Classifications
F; F16; F16B; F16B21/00; F16B21/06; F16B21/08; F16B21/086; F16B13/00; F16B13/02; F16B15/00; F16B15/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US256117A
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US321864A
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US670922A
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US792135A
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US1545402A
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US1691013A
Cited
US2125060A
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US2110959A
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US2438499A
Cited
US2391298A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-18 | 1954-03-20 | 1954-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-18 | 1958-03-20 | 1958-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-18 | 1962-03-20 | 1962-09-19 | $7700.00 | Window Closed / Lapsed |