US3434735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Trailer hitch
Assignee: HERBERT J BERNARD
•
Filing: 1967-03-20
•
Granted: 1969-03-25
•
Expires: 1987-03-20
Abstract
No abstract record available.
Inventors
- 👤 Herbert J Bernard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:34
CPC Classifications
B; B60; B60D; B60D1/00; B60D1/14; B60D1/167; B60D1/01; B60D1/06; B60D1/065; B60D1/143; B60D1/58; B60D1/586; B60D1/66; B60D1/665
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2543948A
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US2638315A
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US3194584A
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US2597657A
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US2793878A
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US2789834A
Cited
US3011799A
Cited
US3284098A
Cited
US3297340A
Cited
US3336051A
Cited
US3347562A
Cited
US3347561A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |