US3085885A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Halogenated bicycloheptane derivatives
Assignee: Eastman Kodak Co
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Filing: 1960-03-21
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Granted: 1963-04-16
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Expires: 1980-03-21
Abstract
No abstract record available.
Inventors
- 👤 John R Caldwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:54
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2211/00; C10M2211/04; C10M2211/044; C10M2211/06; C10M2215/00; C10M2215/08; C10M2215/082; C10M2215/24; C10M2215/28; C10N; C10N2040/00; C10N2040/08
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
110 words
A COMPOSITION OF MATTER CONSISTING OF MATERIALS SELECTED FROM THE GROUP CONSISTING OF (1) A CELLULOSE ORGANIC ESTER WHEREIN THE ACYL GROUPS CONTAIN 1-4 CARBON ATOMS, (2) A POLYVINYL CARBOXYLIC ESTER WHEREIN THE ACYL GROUPS CONTAIN 1-4 CARBONS ATOMS, (3) A POLYALKLACRYLATE WHEREIN THE ALKYL GROUPS CONTAIN 1-4 CARBON ATOMS, (4) A POLYALKYLMETHACRYLATE WHEREIN THE ALKYL GROUPS CONTAIN 1-4 CARBONS ATOMS, (5) A POLYESTER OF AN ALIPHATIC GLYCOL AND A DIBASIC CARBOXYLIC ACID WHEREIN THE ACYL GROUPS CONTAIN 4-12 CARBON ATOMS, AND (6) POLYSTYRENE, AND FROM ABOUT 15 TO ABOUT 60% BY WEIGHT OF MATERIALS SELECTED FROM THE GROUP CONSISTING ESSENTIALLY OF THE COMPOUNDS REPRESENTED BY THE FOLLOWING GENERAL FORMULAS:
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) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |