US2585197A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil-free wrinkle finish coating
Assignee: Union Carbide Corp
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Filing: 1950-04-14
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Granted: 1952-02-12
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Expires: 1970-04-14
Abstract
No abstract record available.
Inventors
- 👤 Richard K Walton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:20
CPC Classifications
C; C08; C08G; C08G14/00; C08G14/02; C08G14/04; C08G14/06; C09; C09D; C09D161/00; C09D161/34; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24446; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265; Y10T428/31504; Y10T428/31678; Y10T428/31681; Y10T428/31688
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
HEAT-HARDENABLE COATING RESIN CHARACTERIZED BY WRINKLE FORMATION UPON HEAT-HARDENING IN FILM FORM, SAID RESIN BEING THE CONDENSATION REACTION PRODUCT OF BETWEEN 1.2 AND 2.0 MOLS FORMALDEHYDE, WITH A REACTION PRODUCT OF ONE MOL PHENOL AND BETWEEN 0.5 AND 1.0 MOL OF A SECONDARY AMINE SELECTED FROM THE GROUP CONSISTING OF DIALLYLAMINE AND ALIPHATIC AMINES HAVING THE STRUCTURE
Claim 2
Dependent Claim
57 words
HEAT-HARDENABLE COATING RESIN CHARACTERIZED BY WRINKLE FORMATION UPON HEAT-HARDENING IN FILM FORM, SAID RESIN BEING THE CONDENSATION REACTION PRODUCT OF BETWEEN 1.2 AND 2.0 MOLS FORMALDEHYDE, WITH A REACTION PRODUCT OF ONE MOL PHENOL AND BETWEEN 0.5 AND 1.0 MOL OF A SECONDARY AMINE SELECTED FROM THE GROUP CONSISTING OF DIALLYLAMINE AND ALIPHATIC AMINES HAVING THE STRUCTURE
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) | 1955-02-11 | 1955-08-13 | 1956-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-11 | 1959-08-13 | 1960-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-11 | 1963-08-13 | 1964-02-12 | $7700.00 | Window Closed / Lapsed |