Patent US3207745A successfully refreshed from Google Patents.
US3207745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metallized monoazo reactive dyestuffs
Assignee: Novartis AG
•
Filing: 1962-03-16
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Granted: 1965-09-21
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Expires: 1982-03-16
Abstract
No abstract record available.
Inventors
- 👤 Dussy Paul
- 👤 Bossard Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:18
CPC Classifications
C; C09; C09B; C09B62/00; C09B62/002; C09B62/006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
THE REACTIVE DYESTUFF OF THE FORMULA
Claim 2
Dependent Claim
6 words
THE REACTIVE DYESTUFF OF THE FORMULA
References Cited (Backward Citations)
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Cited
NL87960C
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US2128325A
Cited
FR1110460A
Cited
US2891941A
Cited
US2993885A
Cited
US2945021A
Cited
US3004022A
Cited
FR1246743A
Cited
FR1221621A
Cited
FR1225281A
Cited
AT214546B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |