Patent US2373613A successfully refreshed from Google Patents.
US2373613A
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Composition for treating fibrous materials
Assignee: American Anode Inc
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Filing: 1940-03-23
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Granted: 1945-04-10
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Expires: 1960-03-23
Abstract
No abstract record available.
Inventors
- 👤 Szegvari Andrew
- 👤 Adrian H Feikert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:39
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/41; C; C08; C08L; C08L61/00; C08L61/04; C08L61/06; C08L7/00; C08L7/02; C09; C09D; C09D123/00; C09D123/02; C09D123/18; C09D123/20; C09D123/22; D06M13/00; D06M13/02; C08L11/00; C08L23/00; C08L23/02; C08L23/18; C08L23/20; C08L23/22; C08L9/00; C08L9/02
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) | 1948-04-09 | 1948-10-09 | 1949-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-04-09 | 1952-10-09 | 1953-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-04-09 | 1956-10-09 | 1957-04-10 | $7700.00 | Window Closed / Lapsed |