US2486961A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cellulosic textiles protected against mildew
Assignee: Dow Chemical Co
•
Filing: 1947-04-26
•
Granted: 1949-11-01
•
Expires: 1967-04-26
Abstract
No abstract record available.
Inventors
- 👤 Frederick J Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:28
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/10; D06M13/12; D06M13/133; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2525; Y10T442/2533; Y10T442/2762; Y10T442/277
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1952-10-31 | 1953-05-02 | 1953-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-31 | 1957-05-02 | 1957-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-31 | 1961-05-02 | 1961-11-01 | $7700.00 | Window Closed / Lapsed |