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US2929648A
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Assignee: MARVIN ELECTRIC Manufacturing Co
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Filing: 1957-11-18
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Granted: 1960-03-22
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Expires: 1977-11-18
Abstract
No abstract record available.
Inventors
- 👤 Bobrick Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:36
CPC Classifications
E; E05; E05C; E05C19/00; E05C19/02; E05C19/022; Y; Y10; Y10S; Y10S292/00; Y10S292/04; Y10T; Y10T292/00; Y10T292/08; Y10T292/0911; Y10T292/0945; Y10T292/0948; Y10T292/1043; Y10T292/1075; Y10T292/1078
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2741930A
Cited
US2794664A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-22 | 1963-09-21 | 1964-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-22 | 1967-09-21 | 1968-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-22 | 1971-09-21 | 1972-03-22 | $7700.00 | Window Closed / Lapsed |