Patent US2878701A successfully refreshed from Google Patents.
US2878701A
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US
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Allen wrench set
Assignee: Individual
•
Filing: 1957-08-14
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Granted: 1959-03-24
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Expires: 1977-08-14
Abstract
No abstract record available.
Inventors
- 👤 Weersma Arnold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:14
CPC Classifications
B; B25; B25B; B25B15/00; B25B15/001; B25B15/004; B25B15/008; F; F16; F16B; F16B2200/00; F16B2200/10; Y; Y10; Y10S; Y10S81/00; Y10S81/10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17008; Y10T279/17761; Y10T279/17821; Y10T403/00; Y10T403/70; Y10T403/7041; Y10T403/7098
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1324042A
Cited
USRE19093E
Cited
US2054978A
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US2465619A
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US2457451A
Cited
US2541196A
Cited
US2715028A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-23 | 1962-09-22 | 1963-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-23 | 1966-09-22 | 1967-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-23 | 1970-09-22 | 1971-03-24 | $7700.00 | Window Closed / Lapsed |