Patent US1773968A successfully refreshed from Google Patents.
Patent US2138645A successfully refreshed from Google Patents.
US2138645A
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Assignee: Papeteries Navarre SA
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Filing: 1934-07-26
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Granted: 1938-11-29
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Expires: 1954-07-26
Abstract
No abstract record available.
Inventors
- 👤 Rey Emile Jean Francois
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:02
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/34; G01N33/346; B; B65; B65H; B65H29/00; B65H29/58; B65H29/62; B65H43/00; B65H43/04
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) | 1941-11-28 | 1942-05-30 | 1942-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-11-28 | 1946-05-30 | 1946-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-11-28 | 1950-05-30 | 1950-11-29 | $7700.00 | Window Closed / Lapsed |