Patent US3712967A successfully refreshed from Google Patents.
US3712967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Atmospheric condition responsive switch and housing
Assignee: Honeywell Inc
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Filing: 1971-09-13
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Granted: 1973-01-23
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Expires: 1991-09-13
Abstract
Abstract THE CONTROL DEVICE DISCLOSED HAS A DECORATIVE ENCLOSURE SUITABLE FOR WALL MOUNTING. THE FACE PLATE OF THE BOX-LIKE ENCLOSURE IS SEPARABLE FROM THE SIDE WALLS BUT IS RECEIVED INTO THE WALLS SO AS TO PRESENT THE APPEARANCE OF A UNITARY STRUCTURE. THE FACE PLATE IS REMOVABLE TO GIVE ACCESS TO THE INTERIOR OF THE BOX TO SECURE IT TO THE WALL OF A ROOM BY USING SUITABLE FASTENING MEANS AND ALSO TO PERMIT WIRING THE CONTROL DEVICE. THE FACE PLATE CARRIES THE CONTROL DEVICE PER SE AMD THE FACE CAN BE MOUNTED ALONE ON THE SURFACE OF A DUCT WITTH THE CONTROL DEVICE INCLUDING A SENSING MEANS INSIDE THE DUCT.
Inventors
- 👤 K Carson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 07:10
CPC Classifications
H; H02; H02B; H02B1/00; H02B1/015; H02B1/04; H02B1/044
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) | 1976-01-23 | 1976-07-24 | 1977-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-23 | 1980-07-24 | 1981-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-23 | 1984-07-24 | 1985-01-23 | $7700.00 | Window Closed / Lapsed |