Patent US2747692A successfully refreshed from Google Patents.
US2747692A
Expired / Lapsed
US
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Foot actuated, ground engaging brake for hand trucks and the like
Assignee: Individual
•
Filing: 1952-09-29
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Granted: 1956-05-29
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Expires: 1972-09-29
Abstract
No abstract record available.
Inventors
- 👤 Tracy S Holmes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:19
CPC Classifications
B; B62; B62B; B62B5/00; B62B5/04; B62B5/049; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/20588; Y10T74/20594
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US732418A
Cited
US1562016A
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US1756220A
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US1859830A
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US2097032A
Cited
US2169508A
Cited
US2236281A
Cited
US2360874A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |