US3344133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water-dispersible monoazo dyestuffs
Assignee: Novartis AG
•
Filing: 1963-09-20
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Granted: 1967-09-26
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Expires: 1983-09-20
Abstract
No abstract record available.
Inventors
- 👤 Bossard Werner
- 👤 Favre Francois
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:38
CPC Classifications
C; C09; C09B; C09B29/00; C09B29/02; C07; C07D; C07D231/00; C07D231/02; C07D231/10; C07D231/14; C07D231/38; C09B29/34; C09B29/36; C09B29/3604; C09B29/3647; C09B29/3652; C09B29/366; F; F02; F02D; F02D1/00; F02D1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
A MONOAZO DYESTUFF OF THE FORMULA
Claim 2
Dependent Claim
6 words
A MONOAZO DYESTUFF 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) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |