US1832661A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of transferring water soluble dyestuffs to fabrics and porous surfaces
Assignee: Individual
•
Filing: 1927-09-21
•
Granted: 1931-11-17
•
Expires: 1947-09-21
Abstract
No abstract record available.
Inventors
- 👤 Helena S Sadtler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:17
CPC Classifications
B; B44; B44C; B44C1/00; B44C1/16; D; D06; D06P; D06P5/00; D06P5/003; D06P5/007; Y; Y10; Y10S; Y10S8/00; Y10S8/916; Y10S8/917
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) | 1934-11-16 | 1935-05-18 | 1935-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-11-16 | 1939-05-18 | 1939-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-11-16 | 1943-05-18 | 1943-11-17 | $7700.00 | Window Closed / Lapsed |