Patent US2094099A successfully refreshed from Google Patents.
US2094099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of artificial filaments, fibers, and the like
Assignee: Henry Dreyfuss Associates LLC
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Filing: 1933-04-26
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Granted: 1937-09-28
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Expires: 1953-04-26
Abstract
No abstract record available.
Inventors
- 👤 Dreyfus Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:15
CPC Classifications
D; D02; D02J; D02J1/00; D02J1/22; D02J1/223; D01; D01D; D01D10/00; D01D10/04; D01D10/0436; D01D10/0463; D01F; D01F2/00; D01F2/24; D01F2/28
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) | 1940-09-27 | 1941-03-29 | 1941-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-09-27 | 1945-03-29 | 1945-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-09-27 | 1949-03-29 | 1949-09-28 | $7700.00 | Window Closed / Lapsed |