US3447794A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rubber covered chain fender
Assignee: Johnson Rubber Co
•
Filing: 1966-05-13
•
Granted: 1969-06-03
•
Expires: 1986-05-13
Abstract
No abstract record available.
Inventors
- 👤 John R Sudyk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:53
CPC Classifications
E; E02; E02B; E02B3/00; E02B3/20; E02B3/26; Y; Y02; Y02A; Y02A30/00; Y02A30/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US903503A
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US981260A
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US1180418A
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US1577684A
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US1605102A
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US1815413A
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US2062919A
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US2110226A
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US2197839A
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US2986419A
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US2960365A
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US3002409A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-02 | 1972-12-02 | 1973-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-02 | 1976-12-02 | 1977-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-02 | 1980-12-02 | 1981-06-03 | $7700.00 | Window Closed / Lapsed |