US2742307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Connection and fastening device
Assignee: GEN LOGISTICS
•
Filing: 1951-04-21
•
Granted: 1956-04-17
•
Expires: 1971-04-21
Abstract
No abstract record available.
Inventors
- 👤 Edwin C Elsner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:16
CPC Classifications
F; F16; F16B; F16B12/00; F16B12/10; F16B12/28; F16B12/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US519454A
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US1314044A
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US718306A
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US1099811A
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US1851843A
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US1896645A
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US1815660A
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US2408547A
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US2448817A
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US2589922A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-17 | 1959-10-17 | 1960-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-17 | 1963-10-17 | 1964-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-17 | 1967-10-17 | 1968-04-17 | $7700.00 | Window Closed / Lapsed |