Patent US3737268A successfully refreshed from Google Patents.
US2945006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reaction products of carbonyl containing polymers and aminoguanidine that are usefulas mordants
Assignee: Eastman Kodak Co
•
Filing: 1959-03-05
•
Granted: 1960-07-12
•
Expires: 1979-03-05
Abstract
No abstract record available.
Inventors
- 👤 Louis M Minsk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:31
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/76; G03C1/825; G03C1/835; C; C08; C08F; C08F8/00; C08F8/30; C08F8/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
25 words
A YINYL POLYMER SELECTED FROM THE GROUP CONSISTING OF (1) A POLYMER COMPRISING FROM 30-90% BY WEIGHT OF A RECURRING UNIT OF THE GENERAL STRUCTURE:
Claim 2
Dependent Claim
25 words
A YINYL POLYMER SELECTED FROM THE GROUP CONSISTING OF (1) A POLYMER COMPRISING FROM 30-90% BY WEIGHT OF A RECURRING UNIT OF THE GENERAL STRUCTURE:
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) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |