US2765513A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of treating textile materials
Assignee: Individual
•
Filing: 1954-12-09
•
Granted: 1956-10-09
•
Expires: 1974-12-09
Abstract
No abstract record available.
Inventors
- 👤 Richard R Walton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:13
CPC Classifications
D; D06; D06Q; D06Q1/00; D06Q1/08; D03; D03J; D03J1/00; D06C; D06C21/00; D03J2700/00; D03J2700/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1861422A
Cited
US1944001A
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US2021975A
Cited
US2146694A
Cited
US2078721A
Cited
US2263712A
Cited
US2325544A
Cited
US2325545A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-09 | 1960-04-09 | 1960-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-09 | 1964-04-09 | 1964-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-09 | 1968-04-09 | 1968-10-09 | $7700.00 | Window Closed / Lapsed |