US2951534A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High speed punch
Assignee: International Business Machines Corp
•
Filing: 1957-03-01
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Granted: 1960-09-06
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Expires: 1977-03-01
Abstract
No abstract record available.
Inventors
- 👤 William W Woodbury
- 👤 Gregory J Toben
- 👤 Norman A Vogel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:55
CPC Classifications
B; B26; B26D; B26D5/00; B26D5/08; B26D5/16; B26F; B26F1/00; B26F1/02; B26F1/04; B26D5/14; B26D5/20; B26F1/24; B26F1/32; B26F1/36; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8788
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) | 1963-09-06 | 1964-03-07 | 1964-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-06 | 1968-03-07 | 1968-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-06 | 1972-03-07 | 1972-09-06 | $7700.00 | Window Closed / Lapsed |