Patent US2272215A successfully refreshed from Google Patents.
US2272215A
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US
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Automatic cutoff device
Assignee: Owens Corning
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Filing: 1939-12-04
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Granted: 1942-02-10
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Expires: 1959-12-04
Abstract
No abstract record available.
Inventors
- 👤 Paul F Lockett
- 👤 Weston C Jones
- 👤 Harold G Bailey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:45
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/01; B26D1/12; B26D1/14; B26D1/143; B26D1/15; B65; B65H; B65H20/00; B65H20/02; B65H20/04; D; D06; D06H; D06H7/00; D06H7/02; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2094; Y10T83/2192; Y10T83/444; Y10T83/4529; Y10T83/4594; Y10T83/505; Y10T83/566; Y10T83/5669; Y10T83/768; Y10T83/7755; Y10T83/7759
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) | 1945-02-09 | 1945-08-11 | 1946-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-02-09 | 1949-08-11 | 1950-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-02-09 | 1953-08-11 | 1954-02-10 | $7700.00 | Window Closed / Lapsed |