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US2043307A
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Assignee: Westinghouse Electric Corp
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Filing: 1934-06-14
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Granted: 1936-06-09
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Expires: 1954-06-14
Abstract
No abstract record available.
Inventors
- 👤 Scott Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:24
CPC Classifications
C; C03; C03C; C03C27/00; C03C27/02; C03C27/04; C03C27/042; C03C27/046; C04; C04B; C04B37/00; C04B37/02; C04B37/023; C04B37/026; C04B2235/00; C04B2235/02; C04B2235/30; C04B2235/32; C04B2235/40; C04B2235/65; C04B2235/656; C04B2235/6567; C04B2235/658; C04B2235/6582; C04B2235/6588; C04B2237/00; C04B2237/02; C04B2237/04; C04B2237/06; C04B2237/12; C04B2237/123; C04B2237/126; C04B2237/50; C04B2237/52; C04B2237/525; C04B2237/72
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) | 1939-06-09 | 1939-12-09 | 1940-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-06-09 | 1943-12-09 | 1944-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-06-09 | 1947-12-09 | 1948-06-09 | $7700.00 | Window Closed / Lapsed |