Patent US3027633A successfully refreshed from Google Patents.
Patent US2017195A successfully refreshed from Google Patents.
US2017195A
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Perforating machine
Assignee: AMERICAN PERFORATOR Co
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Filing: 1933-02-02
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Granted: 1935-10-15
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Expires: 1953-02-02
Abstract
No abstract record available.
Inventors
- 👤 Anderson John Raymond
- 👤 Edward G Rix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:05
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/32; B26F1/36; B26F1/02; B26F1/04; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/217; Y10T83/2172; Y10T83/869; Y10T83/8821; Y10T83/8828
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1938-10-14 | 1939-04-15 | 1939-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-10-14 | 1943-04-15 | 1943-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-10-14 | 1947-04-15 | 1947-10-15 | $7700.00 | Window Closed / Lapsed |