US3106468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hardeners for gelatin
Assignee: Eastman Kodak Co
•
Filing: 1961-11-28
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Granted: 1963-10-08
•
Expires: 1981-11-28
Abstract
No abstract record available.
Inventors
- 👤 Donald M Burness
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:15
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/005; G03C1/06; G03C1/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
18 words
A COMPOSITION COMPRISING GELATIN AND A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THOSE COMPOUNDS HAVING THE FORMULA:
Claim 2
Dependent Claim
18 words
A COMPOSITION COMPRISING GELATIN AND A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THOSE COMPOUNDS 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) | 1966-10-07 | 1967-04-08 | 1967-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-07 | 1971-04-08 | 1971-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-07 | 1975-04-08 | 1975-10-08 | $7700.00 | Window Closed / Lapsed |