Patent US2738009A successfully refreshed from Google Patents.
US2738009A
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Punching implement having spring pressed ball opposed to punch element
Assignee: COLEMAN WORTHAM JR
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Filing: 1950-05-31
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Granted: 1956-03-13
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Expires: 1970-05-31
Abstract
No abstract record available.
Inventors
- 👤 Jones Montgomery Osborne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:47
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/32; B26F1/36; B26D; B26D7/00; B26D7/20; B26F2001/365; Y; Y10; Y10T; Y10T83/00; Y10T83/748; Y10T83/7593; Y10T83/76; Y10T83/869; Y10T83/8776; Y10T83/8785; Y10T83/8786; Y10T83/929; Y10T83/9411; Y10T83/9423; Y10T83/9425
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US278091A
Cited
US320785A
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US585357A
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US998541A
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US1121604A
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US1649635A
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US1871597A
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US1909360A
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US2394385A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-13 | 1959-09-12 | 1960-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-13 | 1963-09-12 | 1964-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-13 | 1967-09-12 | 1968-03-13 | $7700.00 | Window Closed / Lapsed |