Patent US2601993A successfully refreshed from Google Patents.
US2601993A
Expired / Lapsed
US
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Combined hitch and trailer guard
Assignee: Individual
•
Filing: 1948-02-02
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Granted: 1952-07-01
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Expires: 1968-02-02
Abstract
No abstract record available.
Inventors
- 👤 John F Mccall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:32
CPC Classifications
B; B60; B60D; B60D1/00; B60D1/48; B60D1/56; B60D1/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-01 | 1955-12-31 | 1956-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-01 | 1959-12-31 | 1960-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-01 | 1963-12-31 | 1964-07-01 | $7700.00 | Window Closed / Lapsed |