Patent US852943A successfully refreshed from Google Patents.
US852943A
Expired / Lapsed
US
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Process of fixing or setting the colors of dyed fibers and fabrics.
Assignee: Individual
•
Filing: 1900-04-11
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Granted: 1907-05-07
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Expires: 1920-04-11
Abstract
No abstract record available.
Inventors
- 👤 Louis B Fortner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:30
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44; D06P1/64; D06P1/651; D06P1/65106
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) | 1910-05-06 | 1910-11-05 | 1911-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-05-06 | 1914-11-05 | 1915-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-05-06 | 1918-11-05 | 1919-05-07 | $7700.00 | Window Closed / Lapsed |