Patent US2473827A successfully refreshed from Google Patents.
Patent US3469568A successfully refreshed from Google Patents.
US3469568A
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US
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Door locking means and associated control circuit for self-cleaning oven
Assignee: Geo D Roper Corp
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Filing: 1968-05-31
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Granted: 1969-09-30
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Expires: 1988-05-31
Abstract
No abstract record available.
Inventors
- 👤 Sumner H Torrey
- 👤 Donald J Dubuque
- 👤 Norman R Sloan
- 👤 Robert L Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:37
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/02; F24C15/022; F24C14/00; F24C14/02; F24C14/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-29 | 1973-03-31 | 1973-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-29 | 1977-03-31 | 1977-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-29 | 1981-03-31 | 1981-09-30 | $7700.00 | Window Closed / Lapsed |