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US2075768A
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Fiber composition and method of making the same
Assignee: WILLIAM J WESSELER
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Filing: 1931-12-23
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Granted: 1937-03-30
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Expires: 1951-12-23
Abstract
No abstract record available.
Inventors
- 👤 Wilson Steven
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:48
CPC Classifications
C; C08; C08L; C08L89/00; C08L89/04; C08L89/06; C08L1/00; C08K; C08K3/00; C08K3/18; C08K3/20; C08K3/22; C08K2003/2251
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) | 1940-03-29 | 1940-09-28 | 1941-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-03-29 | 1944-09-28 | 1945-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-03-29 | 1948-09-28 | 1949-03-30 | $7700.00 | Window Closed / Lapsed |