US2372048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phenolic resin embodying glass fibers
Assignee: Westinghouse Electric Corp
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Filing: 1941-06-27
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Granted: 1945-03-20
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Expires: 1961-06-27
Abstract
No abstract record available.
Inventors
- 👤 Robert W Auxier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:06
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/26; C03C25/32; C03C25/34; C04; C04B; C04B26/00; C04B26/02; C04B26/10; C04B26/12; C04B26/122; C04B2111/00; C04B2111/00474; C04B2111/00612; Y; Y10; Y10S; Y10S52/00; Y10S52/07; Y10T; Y10T442/00; Y10T442/20; Y10T442/2926; Y10T442/2959; Y10T442/30; Y10T442/3065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-03-19 | 1948-09-18 | 1949-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-03-19 | 1952-09-18 | 1953-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-03-19 | 1956-09-18 | 1957-03-20 | $7700.00 | Window Closed / Lapsed |