US3081295A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disperse monoazo dyes
Assignee: EIDP Inc
•
Filing: 1960-12-22
•
Granted: 1963-03-12
•
Expires: 1980-12-22
Abstract
No abstract record available.
Inventors
- 👤 Jr John D Sterling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:25
CPC Classifications
C; C09; C09B; C09B29/00; C09B29/0025; C09B29/06; C09B29/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
A MONOAZO DYE OF THE FORMULA
Claim 2
Dependent Claim
6 words
A MONOAZO DYE OF THE FORMULA
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |