Patent US3226176A successfully refreshed from Google Patents.
US3226176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cellulose, wool, silk and leather fibers fast-dyed with chlorotriazine containing reactive dyestuffs
Assignee: Novartis AG
•
Filing: 1964-07-16
•
Granted: 1965-12-28
•
Expires: 1984-07-16
Abstract
No abstract record available.
Inventors
- 👤 Hindermann Peter
- 👤 Kolliker Hans Peter
- 👤 Amman Jurg
- 👤 Pugin Andre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:43
CPC Classifications
C; C09; C09B; C09B62/00; C09B62/02; C09B62/04; C09B62/043; C09B1/00; C09B1/16; C09B1/20; C09B1/36; C09B1/46; C09B62/06; Y; Y10; Y10S; Y10S8/00; Y10S8/916; Y10S8/917; Y10S8/918
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
23 words
THE REACTION PRODUCT OF A FIBER SELECTED FROM THE GROUP CONSISTING OF CELLULOSE, WOOL, SOLK AND LEATHER WITH A DYE OF THE FORMULA
Claim 2
Dependent Claim
23 words
THE REACTION PRODUCT OF A FIBER SELECTED FROM THE GROUP CONSISTING OF CELLULOSE, WOOL, SOLK AND LEATHER WITH A DYE OF THE FORMULA
References Cited (Backward Citations)
US3149100A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |