US3336285A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Monoazo compounds prepared from 3-amino-4-cyanopyrazole compounds
Assignee: Eastman Kodak Co
•
Filing: 1964-03-23
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Granted: 1967-08-15
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Expires: 1984-03-23
Abstract
No abstract record available.
Inventors
- 👤 Edmund B Towne
- 👤 William H Moore
- 👤 Joseph B Dickey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:14
CPC Classifications
C; C07; C07D; C07D231/00; C07D231/02; C07D231/10; C07D231/14; C07D231/38; Y; Y10; Y10S; Y10S8/00; Y10S8/92; Y10S8/927
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
AN AZO COMPOUND HAVING THE FORMULA
Claim 2
Dependent Claim
6 words
AN AZO COMPOUND HAVING THE FORMULA
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-14 | 1971-02-13 | 1971-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-14 | 1975-02-13 | 1975-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-14 | 1979-02-13 | 1979-08-15 | $7700.00 | Window Closed / Lapsed |