Patent US1870225A successfully refreshed from Google Patents.
US1870225A
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Paper winding apparatus
Assignee: Beloit Iron Works Inc
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Filing: 1928-12-28
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Granted: 1932-08-09
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Expires: 1948-12-28
Abstract
No abstract record available.
Inventors
- 👤 Earl E Berry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:12
CPC Classifications
B; B65; B65H; B65H19/00; B65H19/22; B65H19/30; B65H2301/00; B65H2301/40; B65H2301/41; B65H2301/413; B65H2301/41308; B65H2301/414; B65H2301/4148; B65H2301/417; B65H2301/4171; B65H2301/4172; Y; Y10; Y10S; Y10S414/00; Y10S414/124
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) | 1935-08-09 | 1936-02-08 | 1936-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-08-09 | 1940-02-08 | 1940-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-08-09 | 1944-02-08 | 1944-08-09 | $7700.00 | Window Closed / Lapsed |