US1873365A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Proofing or like treatment of materials to protect them from mildew and other fungoid growths
Assignee: British Cotton Industry Research Association
•
Filing: 1929-10-18
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Granted: 1932-08-23
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Expires: 1949-10-18
Abstract
No abstract record available.
Inventors
- 👤 Fargher Robert George
- 👤 Galloway Leslie Douglas
- 👤 Probert Maurice Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:27
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/60; Y; Y10; Y10S; Y10S428/00; Y10S428/907
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) | 1935-08-23 | 1936-02-22 | 1936-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-08-23 | 1940-02-22 | 1940-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-08-23 | 1944-02-22 | 1944-08-23 | $7700.00 | Window Closed / Lapsed |