Patent GB337239A successfully refreshed from Google Patents.
US2433116A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of glassware
Assignee: Westinghouse Electric Corp
•
Filing: 1942-04-28
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Granted: 1947-12-23
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Expires: 1962-04-28
Abstract
No abstract record available.
Inventors
- 👤 James W Greenbowe
- 👤 Alfred H Laidig
- 👤 Jr William F Kelly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:38
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/20; H01J9/22; H01J9/221; H01J9/225; B; B05; B05B; B05B5/00; B05B5/08; B05B5/12; C; C03; C03B; C03B17/00; C03B17/02; C03B17/025; Y; Y10; Y10S; Y10S65/00; Y10S65/09
Claims Analysis
Total Claims: 0
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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) | 1950-12-22 | 1951-06-23 | 1951-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-22 | 1955-06-23 | 1955-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-22 | 1959-06-23 | 1959-12-23 | $7700.00 | Window Closed / Lapsed |