US3082213A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phthalocyanine dyestuffs
Assignee: Novartis AG
•
Filing: 1960-12-09
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Granted: 1963-03-19
•
Expires: 1980-12-09
Abstract
No abstract record available.
Inventors
- 👤 Pugin Andre
- 👤 Bindler Jakob
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:55
CPC Classifications
C; C09; C09B; C09B47/00; C09B47/04; C09B47/08; C09B47/24; C09B47/26
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
8 words
THE WATER INSOLUBLE PHTHALOCYANINE DYESTUFF OF THE FORMULA
References Cited (Backward Citations)
US2315870A
Cited
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 |