US3453720A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making axles
Assignee: Fruehauf Corp
•
Filing: 1966-05-05
•
Granted: 1969-07-08
•
Expires: 1986-05-05
Abstract
No abstract record available.
Inventors
- 👤 Thomas J Gerard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:21
CPC Classifications
B; B21; B21J; B21J5/00; B21J5/06; B21J5/08; B21D; B21D53/00; B21D53/88; B21D53/90; B21K; B21K1/00; B21K1/06; B21K1/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1010004A
Cited
US1991988A
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US2192560A
Cited
US2124406A
Cited
US2133091A
Cited
US2165472A
Cited
US2256065A
Cited
US2685479A
Cited
US3037818A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-07 | 1973-01-06 | 1973-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-07 | 1977-01-06 | 1977-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-07 | 1981-01-06 | 1981-07-08 | $7700.00 | Window Closed / Lapsed |