US3017284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of casting film employing 2-(2-aminoethylamine) ethanol as a release agent
Assignee: GTE Sylvania Inc
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Filing: 1959-06-15
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Granted: 1962-01-16
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Expires: 1979-06-15
Abstract
No abstract record available.
Inventors
- 👤 Robert L Lambert
- 👤 Mckeirnan William Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:05
CPC Classifications
B; B29; B29C; B29C41/00; B29C41/24; Y; Y10; Y10S; Y10S425/00; Y10S425/055; Y10T; Y10T428/00; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/31504; Y10T428/31507
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
PROCESS FOR CASTING FILMS ON MOVING SURFACES COMPRISING APPLYING TO THE SURFACE A RELEASE AGENT ESSENTIALLY IN THE FORM OF 2-(2-AMINOETHYLAMINO) ETHANOL AND THEN CASTING ON THE SO TREATED SURFACE A SUSPENSION CONTAINING FINELY GROUND SOLIDS IN A BINDER AS WELL AS A VOLATILE ORGANIC SOLVENT FOR THE BINDER.
Claim 2
Dependent Claim
49 words
PROCESS FOR CASTING FILMS ON MOVING SURFACES COMPRISING APPLYING TO THE SURFACE A RELEASE AGENT ESSENTIALLY IN THE FORM OF 2-(2-AMINOETHYLAMINO) ETHANOL AND THEN CASTING ON THE SO TREATED SURFACE A SUSPENSION CONTAINING FINELY GROUND SOLIDS IN A BINDER AS WELL AS A VOLATILE ORGANIC SOLVENT FOR THE BINDER.
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) | 1965-01-15 | 1965-07-17 | 1966-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-15 | 1969-07-17 | 1970-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-15 | 1973-07-17 | 1974-01-16 | $7700.00 | Window Closed / Lapsed |