US2882043A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Leaf spring with prestressed rubber inserts
Assignee: BENZ SPRING Co
•
Filing: 1956-03-05
•
Granted: 1959-04-14
•
Expires: 1976-03-05
Abstract
No abstract record available.
Inventors
- 👤 Benz August
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:30
CPC Classifications
F; F16; F16F; F16F1/00; F16F1/02; F16F1/18; F16F1/22; F16F1/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1314817A
Cited
US901162A
Cited
US1018250A
Cited
US1443545A
Cited
US1523376A
Cited
US2223741A
Cited
US2299873A
Cited
US2559105A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-13 | 1962-10-13 | 1963-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-13 | 1966-10-13 | 1967-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-13 | 1970-10-13 | 1971-04-14 | $7700.00 | Window Closed / Lapsed |