US2634126A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet controlling mechanism
Assignee: Dexter Folder Co
•
Filing: 1947-11-19
•
Granted: 1953-04-07
•
Expires: 1967-11-19
Abstract
No abstract record available.
Inventors
- 👤 Leo C Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:43
CPC Classifications
B; B65; B65H; B65H9/00; B65H9/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US934608A
Cited
US1112791A
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US1071448A
Cited
US1212242A
Cited
US1128877A
Cited
US1126584A
Cited
US1231559A
Cited
US1289697A
Cited
US1787532A
Cited
US1872916A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-06 | 1956-10-06 | 1957-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-06 | 1960-10-06 | 1961-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-06 | 1964-10-06 | 1965-04-07 | $7700.00 | Window Closed / Lapsed |