US1669837A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web-roll handling and controlling mechanism
Assignee: Individual
•
Filing: 1924-01-22
•
Granted: 1928-05-15
•
Expires: 1944-01-22
Abstract
No abstract record available.
Inventors
- 👤 George E Pancoast
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:30
CPC Classifications
B; B41; B41F; B41F13/00; B41F13/02; B65; B65H; B65H16/00; B65H16/02; B65H16/08; B65H16/10; B65H16/106; B65H2301/00; B65H2301/40; B65H2301/41; B65H2301/417; B65H2301/4171; B65H2301/4173; B65H2301/41732
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) | 1931-05-15 | 1931-11-14 | 1932-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-05-15 | 1935-11-14 | 1936-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-05-15 | 1939-11-14 | 1940-05-15 | $7700.00 | Window Closed / Lapsed |