US2542048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resinous compositions
Assignee: Westinghouse Electric Corp
•
Filing: 1946-10-12
•
Granted: 1951-02-20
•
Expires: 1966-10-12
Abstract
No abstract record available.
Inventors
- 👤 Fritz J Nagel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:03
CPC Classifications
C; C08; C08L; C08L61/00; C08L61/04; C08L61/06; C08L29/00; C08L29/02; C08L29/04; C08L31/00; C08L31/02; C08L33/00; C08L33/04; C08L33/06; Y; Y10; Y10S; Y10S428/00; Y10S428/90; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31652; Y10T428/31678; Y10T428/31688; Y10T428/31692; Y10T428/31699; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31906; Y10T442/00; Y10T442/20; Y10T442/2926; Y10T442/2934; Y10T442/30; Y10T442/3472; Y10T442/3528; Y10T442/3569
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A RESINOUS COMPOSITION COMPRISING AS ITS ESSENTIAL INGREDIENTS 100 PARTS BY WEIGHT OF A THERMOPLASTIC POLYMER OF A COMPOUND HAVING THE GROUP H2C=<, THE POLYMER BEING SELECTED FROM AT LEAST ONE OF THE GROUP CONSISTING OF POLYVINYL ESTERS OF CARBOXYLIC ACIDS, POLYVINYL ALCOHOL, POLYVINYL ACETALS, POLYMETHACRYLATE ESTERS AND POLY-
Claim 2
Dependent Claim
49 words
A RESINOUS COMPOSITION COMPRISING AS ITS ESSENTIAL INGREDIENTS 100 PARTS BY WEIGHT OF A THERMOPLASTIC POLYMER OF A COMPOUND HAVING THE GROUP H2C=<, THE POLYMER BEING SELECTED FROM AT LEAST ONE OF THE GROUP CONSISTING OF POLYVINYL ESTERS OF CARBOXYLIC ACIDS, POLYVINYL ALCOHOL, POLYVINYL ACETALS, POLYMETHACRYLATE ESTERS AND POLY-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-19 | 1954-08-21 | 1955-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-19 | 1958-08-21 | 1959-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-19 | 1962-08-21 | 1963-02-20 | $7700.00 | Window Closed / Lapsed |