US1979310A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper winder
Assignee: Beloit Iron Works Inc
•
Filing: 1931-07-22
•
Granted: 1934-11-06
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Expires: 1951-07-22
Abstract
No abstract record available.
Inventors
- 👤 Earl E Berry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:19
CPC Classifications
B; B65; B65H; B65H19/00; B65H19/22; B65H19/30; B65H2301/00; B65H2301/40; B65H2301/41; B65H2301/414; B65H2301/4148; B65H2301/417; B65H2301/4171; B65H2301/4172
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) | 1937-11-05 | 1938-05-07 | 1938-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-11-05 | 1942-05-07 | 1942-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-11-05 | 1946-05-07 | 1946-11-06 | $7700.00 | Window Closed / Lapsed |