Patent US3033188A successfully refreshed from Google Patents.
US3033188A
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US
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Assignee: Sears Roebuck and Co
•
Filing: 1958-08-08
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Granted: 1962-05-08
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Expires: 1978-08-08
Abstract
No abstract record available.
Inventors
- 👤 Truman H Cline
- 👤 George C Clarke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:50
CPC Classifications
F; F24; F24C; F24C3/00; F24C3/02; F24C3/027; F24C15/00; F24C15/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1836639A
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US2253499A
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GB553799A
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US2557496A
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US2769440A
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US2512521A
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US2646762A
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US2644443A
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US2839044A
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US2739584A
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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) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |