US1735963A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dyeing of materials made of or containing cellulose derivatives
Assignee: Henry Dreyfuss Associates LLC
•
Filing: 1928-01-30
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Granted: 1929-11-19
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Expires: 1948-01-30
Abstract
No abstract record available.
Inventors
- 👤 Dreyfus Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:32
CPC Classifications
C; C09; C09B; C09B1/00; C09B1/16; C09B1/20; C09B1/22; C09B1/26; C09B1/28; C09B1/50; C09B1/503; C09B3/00; C09B3/02; C09B3/06; C09B5/00; C09B5/24; C09B5/44; C09B5/46; C09B5/48; C09B51/00; C09B62/00; C09B62/44; C09B62/78; C09B62/82; C09B69/00; D; D06; D06P; D06P1/00; D06P1/38; D06P1/384; D06P3/00; D06P3/34; D06P3/341; Y; Y10; Y10S; Y10S8/00; Y10S8/92; Y10S8/921
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) | 1932-11-18 | 1933-05-20 | 1933-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-11-18 | 1937-05-20 | 1937-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-11-18 | 1941-05-20 | 1941-11-19 | $7700.00 | Window Closed / Lapsed |