Patent US2107526A successfully refreshed from Google Patents.
US2107526A
Expired / Lapsed
US
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Treatment of textile and other materials
Assignee: Henry Dreyfuss Associates LLC
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Filing: 1935-07-12
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Granted: 1938-02-08
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Expires: 1955-07-12
Abstract
No abstract record available.
Inventors
- 👤 Dreyfus Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:36
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/22; D06P1/02; D06P1/12; D06P5/00; D06P5/20; D06P5/2066; D06P5/2077
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) | 1941-02-07 | 1941-08-09 | 1942-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-02-07 | 1945-08-09 | 1946-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-02-07 | 1949-08-09 | 1950-02-08 | $7700.00 | Window Closed / Lapsed |