US3379716A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aromatic monoazo dyestuffs
Assignee: Eastman Kodak Co
•
Filing: 1965-06-16
•
Granted: 1968-04-23
•
Expires: 1985-06-16
Abstract
No abstract record available.
Inventors
- 👤 David J Wallace
- 👤 Max A Weaver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:37
CPC Classifications
C; C09; C09B; C09B29/00; C09B29/06; C09B29/08; C09B43/00; C09B43/12; Y; Y10; Y10S; Y10S8/00; Y10S8/92; Y10S8/922
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3268507A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |