US3215411A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elastomer tired wheel drive for concrete mixers
Assignee: Individual
•
Filing: 1962-09-07
•
Granted: 1965-11-02
•
Expires: 1982-09-07
Abstract
No abstract record available.
Inventors
- 👤 Charlie C Pitts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:26
CPC Classifications
B; B28; B28C; B28C5/00; B28C5/42; B28C5/4203; B28C5/4206; B28C5/421; F; F16; F16H; F16H7/00; F16H7/08; F16H2007/0876; F16H2007/088; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19949
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1456121A
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US1725681A
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US1943325A
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US2284548A
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US2573103A
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US2492895A
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US2676003A
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US2985027A
Cited
US3016232A
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US3033057A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |