US1420929A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet-steel cutter
Assignee: INMAN Manufacturing Co Inc
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Filing: 1920-03-29
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Granted: 1922-06-27
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Expires: 1940-03-29
Abstract
No abstract record available.
Inventors
- 👤 Frank M Joslin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:25
CPC Classifications
B; B23; B23D; B23D19/00; B23D19/04; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/6572; Y10T83/6584; Y10T83/6635; Y10T83/6636; Y10T83/727; Y10T83/768; Y10T83/7684; Y10T83/7722; Y10T83/7809; Y10T83/7859
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) | 1925-06-26 | 1925-12-26 | 1926-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-06-26 | 1929-12-26 | 1930-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-06-26 | 1933-12-26 | 1934-06-27 | $7700.00 | Window Closed / Lapsed |