US2524583A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper punch
Assignee: Individual
•
Filing: 1947-01-14
•
Granted: 1950-10-03
•
Expires: 1967-01-14
Abstract
No abstract record available.
Inventors
- 👤 John A Yerkes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:12
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/32; B26F1/36; B26D; B26D7/00; B26D7/01; B26D7/015; Y; Y10; Y10T; Y10T83/00; Y10T83/727; Y10T83/744; Y10T83/745; Y10T83/869; Y10T83/8821; Y10T83/8828; Y10T83/8841; Y10T83/885
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) | 1953-10-02 | 1954-04-03 | 1954-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-02 | 1958-04-03 | 1958-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-02 | 1962-04-03 | 1962-10-03 | $7700.00 | Window Closed / Lapsed |