US3082052A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the coloration of cellulose textile materials with reactive dyestuffs
Assignee: Imperial Chemical Industries Ltd
•
Filing: 1959-11-18
•
Granted: 1963-03-19
•
Expires: 1979-11-18
Abstract
No abstract record available.
Inventors
- 👤 Booth Gerald
- 👤 Hall Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:41
CPC Classifications
C; C09; C09B; C09B62/00; C09B62/44; C09B62/54; C09B62/60; C09B62/58; C09B62/585; Y; Y10; Y10S; Y10S8/00; Y10S8/916; Y10S8/918
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
18 words
PROCESS FOR THE COLORATION OF CELLULOSE TEXTILE MATERIALS WITH A WATER-SOLUBLE DYESTUFF CHARACTERIZED BY ONE OF THE FORMULAE
Claim 2
Dependent Claim
18 words
PROCESS FOR THE COLORATION OF CELLULOSE TEXTILE MATERIALS WITH A WATER-SOLUBLE DYESTUFF CHARACTERIZED BY ONE OF THE FORMULAE
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |