Patent US2337898A successfully refreshed from Google Patents.
Patent US2453052A successfully refreshed from Google Patents.
US2453052A
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Stain resistant plasticized polyvinyl chloride resin coatings
Assignee: EIDP Inc
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Filing: 1946-07-03
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Granted: 1948-11-02
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Expires: 1966-07-03
Abstract
No abstract record available.
Inventors
- 👤 Howard A Van Etten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:53
CPC Classifications
D; D06; D06N; D06N3/00; D06N3/04; D06N3/06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/244; Y; Y10; Y10S; Y10S428/00; Y10S428/904; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31801; Y10T428/31855; Y10T428/31909; Y10T428/31913; Y10T428/3192; Y10T428/31928; Y10T442/00; Y10T442/20; Y10T442/2041; Y10T442/2098; Y10T442/2279
Claims Analysis
Total Claims: 0
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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) | 1951-11-02 | 1952-05-03 | 1952-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-02 | 1956-05-03 | 1956-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-02 | 1960-05-03 | 1960-11-02 | $7700.00 | Window Closed / Lapsed |