Patent US3500891A successfully refreshed from Google Patents.
US3500891A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heavy equipment tire repair device
Assignee: Individual
•
Filing: 1968-02-23
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Granted: 1970-03-17
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Expires: 1988-02-23
Abstract
No abstract record available.
Inventors
- 👤 John J Collins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:09
CPC Classifications
B; B60; B60C; B60C25/00; B60C25/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1638476A
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US1649679A
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US1729861A
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US1724813A
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US2775289A
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US2778414A
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US2841300A
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US3066726A
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US3181587A
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US3362453A
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US3410432A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-16 | 1973-09-15 | 1974-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-16 | 1977-09-15 | 1978-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-16 | 1981-09-15 | 1982-03-17 | $7700.00 | Window Closed / Lapsed |