US941704A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Perforating-machine.
Assignee: USM Ltd
•
Filing: 1905-01-31
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Granted: 1909-11-30
•
Expires: 1925-01-31
Abstract
No abstract record available.
Inventors
- 👤 Louis W G Flynt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:52
CPC Classifications
C; C14; C14B; C14B5/00; Y; Y10; Y10T; Y10T83/00; Y10T83/444; Y10T83/4475; Y10T83/4483; Y10T83/4539; Y10T83/4541; Y10T83/4549; Y10T83/4556; Y10T83/4561; Y10T83/727; Y10T83/74; Y10T83/748; Y10T83/7593; Y10T83/7647; Y10T83/7653; Y10T83/869; Y10T83/8725
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) | 1912-11-29 | 1913-05-31 | 1913-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-11-29 | 1917-05-31 | 1917-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-11-29 | 1921-05-31 | 1921-11-30 | $7700.00 | Window Closed / Lapsed |