Patent US1980879A successfully refreshed from Google Patents.
US1980879A
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US
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Assignee: Wood Newspaper Machinery Corp
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Filing: 1931-02-09
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Granted: 1934-11-13
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Expires: 1951-02-09
Abstract
No abstract record available.
Inventors
- 👤 Roesen Oscar Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:19
CPC Classifications
B; B65; B65H; B65H23/00; B65H23/02; B65H16/00; B65H16/02; B65H16/021; B65H16/023; B65H16/024; B65H2301/00; B65H2301/40; B65H2301/41; B65H2301/415; B65H2301/41505; B65H2301/41508; B65H2301/415085; B65H2408/00; B65H2408/20; B65H2408/24; B65H2408/241; B65H2511/00; B65H2511/10; B65H2511/12
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) | 1937-11-12 | 1938-05-14 | 1938-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-11-12 | 1942-05-14 | 1942-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-11-12 | 1946-05-14 | 1946-11-13 | $7700.00 | Window Closed / Lapsed |