US2865909A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Benzothiazole azo phenol compounds and materials dyed therewith
Assignee: Eastman Kodak Co
•
Filing: 1954-09-24
•
Granted: 1958-12-23
•
Expires: 1974-09-24
Abstract
No abstract record available.
Inventors
- 👤 James M Straley
- 👤 John G Fisher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 00:30
CPC Classifications
C; C09; C09B; C09B45/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
A COMPLEX METAL COMPOUND WHICH CONTAINS ONE OF THE METALS SELECTED FROM THE GROUP CONSISTING OF CHROMIUM, COBALT, COPPER, IRON, MANGANESE, NICKEL AND VANADIUM IN COMPLEX COMBINATION WITH A MONOAZO COMPOUND HAVING THE FORMULA:
Claim 2
Dependent Claim
34 words
A COMPLEX METAL COMPOUND WHICH CONTAINS ONE OF THE METALS SELECTED FROM THE GROUP CONSISTING OF CHROMIUM, COBALT, COPPER, IRON, MANGANESE, NICKEL AND VANADIUM IN COMPLEX COMBINATION WITH A MONOAZO COMPOUND HAVING 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) | 1961-12-22 | 1962-06-23 | 1962-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-22 | 1966-06-23 | 1966-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-22 | 1970-06-23 | 1970-12-23 | $7700.00 | Window Closed / Lapsed |