US2482488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Springs, joints, and the like
Assignee: Individual
•
Filing: 1945-02-28
•
Granted: 1949-09-20
•
Expires: 1965-02-28
Abstract
No abstract record available.
Inventors
- 👤 Julien Maurice Franc Alexandre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:40
CPC Classifications
B; B61; B61F; B61F5/00; B61F5/26; B61F5/30; B61F5/32; B61F5/325; F; F16; F16D; F16D3/00; F16D3/50; F16D3/72; F16D3/74; F16D3/76; F16F; F16F1/00; F16F1/36; F16F1/38; F16F1/393; F16F1/3935; F16F3/00; Y; Y10; Y10T; Y10T403/00; Y10T403/45; Y10T403/455; Y10T403/458
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1810872A
Cited
US1917797A
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US1746217A
Cited
GB383274A
Cited
US2004712A
Cited
GB442845A
Cited
US2167508A
Cited
GB484877A
Cited
US2203342A
Cited
US2262975A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-19 | 1953-03-21 | 1953-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-19 | 1957-03-21 | 1957-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-19 | 1961-03-21 | 1961-09-20 | $7700.00 | Window Closed / Lapsed |