Patent US3233173A successfully refreshed from Google Patents.
Patent US3110710A successfully refreshed from Google Patents.
US3110710A
Expired / Lapsed
US
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Water-soluble dyestuffs containing polyhydroxylated alkylamino triazine groups
Assignee: Imperial Chemical Industries Ltd
•
Filing: 1960-06-30
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Granted: 1963-11-12
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Expires: 1980-06-30
Abstract
No abstract record available.
Inventors
- 👤 Rattee Ian Durham
- 👤 Waite Frederick Andrew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:23
CPC Classifications
C; C09; C09B; C09B69/00; C09B62/00; C09B62/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
4 words
COMPOUNDS HAVING THE FORMULA:
Claim 2
Dependent Claim
4 words
COMPOUNDS HAVING THE FORMULA:
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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) | 1966-11-11 | 1967-05-13 | 1967-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-11 | 1971-05-13 | 1971-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-11 | 1975-05-13 | 1975-11-12 | $7700.00 | Window Closed / Lapsed |