US1398474A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper-cutting device
Assignee: OMNIGRAPH Co
•
Filing: 1919-09-30
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Granted: 1921-11-29
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Expires: 1939-09-30
Abstract
No abstract record available.
Inventors
- 👤 Ervin E Strawn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:53
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/56; B26D1/62; B26D1/626; Y; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4766; Y10T83/4795; Y10T83/4812; Y10T83/4824; Y10T83/483; Y10T83/4844
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) | 1924-11-28 | 1925-05-30 | 1925-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-11-28 | 1929-05-30 | 1929-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-11-28 | 1933-05-30 | 1933-11-29 | $7700.00 | Window Closed / Lapsed |