US3033680A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plasticized gelating compositions
Assignee: Eastman Kodak Co
•
Filing: 1958-01-13
•
Granted: 1962-05-08
•
Expires: 1978-01-13
Abstract
No abstract record available.
Inventors
- 👤 Kirby M Milton
- 👤 Fred W Spangler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:08
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/005; G03C1/04; G03C1/043
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
AS A COMPOSITION OF MATTER ADAPTED FOR USE IN MAKING PHOTOGRAPHIC PRODUCTS A HOMOGENEOUS MIXTURE OF GELATIN AND 5-30%, BASED ON THE WEIGHT OF THE GELATIN, OF A 100-300 MOLECULAR WEIGHT PLASTICIZER COMPOUND HAVING THE FORMULA:
Claim 2
Dependent Claim
36 words
AS A COMPOSITION OF MATTER ADAPTED FOR USE IN MAKING PHOTOGRAPHIC PRODUCTS A HOMOGENEOUS MIXTURE OF GELATIN AND 5-30%, BASED ON THE WEIGHT OF THE GELATIN, OF A 100-300 MOLECULAR WEIGHT PLASTICIZER COMPOUND HAVING THE FORMULA:
References Cited (Backward Citations)
US2304939A
Cited
US2304940A
Cited
US2322027A
Cited
US2388164A
Cited
US2732303A
Cited
US2757089A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |