US1902604A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet severing mechanism
Assignee: Upson Co
•
Filing: 1930-01-22
•
Granted: 1933-03-21
•
Expires: 1950-01-22
Abstract
No abstract record available.
Inventors
- 👤 Otto R Winter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:06
CPC Classifications
D; D06; D06H; D06H7/00; D06H7/02; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/2135; Y10T83/2163; Y10T83/2166; Y10T83/444; Y10T83/4529; Y10T83/4645; Y10T83/485; Y10T83/492; Y10T83/869; Y10T83/8874
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1936-03-20 | 1936-09-19 | 1937-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-03-20 | 1940-09-19 | 1941-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-03-20 | 1944-09-19 | 1945-03-21 | $7700.00 | Window Closed / Lapsed |