Patent US3664686A successfully refreshed from Google Patents.
US3664686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two pin adjustable hitch
Assignee: TYLER A MN Ltd PARTNERSHIP LP
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Filing: 1970-07-28
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Granted: 1972-05-23
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Expires: 1990-07-28
Abstract
Abstract A QUICK ADJUSTABLE HITCH UTILIZING TWO REMOVABLE PINS THAT HOLD A HITCH CLEVIS STABLE WITH RESPECT TO A CONNECTING CHANNEL, AND WHICH PERMITS A WIDE RANGE OF VERTICAL ADJUSTMENT FOR THE CLEVIS IN A CONVENIENT MANNER.
Inventors
- 👤 Robert Duwayne Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:06
CPC Classifications
B; B60; B60D; B60D1/00; B60D1/24; B60D1/42; B60D1/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-05-23 | 1975-11-22 | 1976-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-23 | 1979-11-22 | 1980-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-23 | 1983-11-22 | 1984-05-23 | $7700.00 | Window Closed / Lapsed |