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US3510470A
Expired / Lapsed
US
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Phenyl-azo-analine dyes
Assignee: Novartis Corp
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Filing: 1966-05-02
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Granted: 1970-05-05
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Expires: 1986-05-02
Abstract
No abstract record available.
Inventors
- 👤 Joseph B Dickey
- 👤 Max A Weaver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 02:08
CPC Classifications
C; C09; C09B; C09B29/00; C09B29/06; C09B29/08; D; D06; D06P; D06P1/00; D06P1/16; D06P1/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR1333119A
Cited
US3406164A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |