Patent US3213877A successfully refreshed from Google Patents.
US3213877A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Retractable column for medical service outlets
Assignee: Airco Inc
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Filing: 1962-07-18
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Granted: 1965-10-26
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Expires: 1982-07-18
Abstract
No abstract record available.
Inventors
- 👤 Harold L May
- 👤 Wayne W Hay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:04
CPC Classifications
A; A61; A61G; A61G13/00; A61G13/10; A61G13/107; A61G12/00; A61G12/002; A61G12/004; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/6918
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A RECTRACTABLE CEILING COLUMN FOR SERVICE OUTLETS COMPRISING AN UPPER FIXED HOUSING HAVING LATERALLY SPACED VERTICALLY SUSPENDED RACK BARS THEREIN FIXED AT THEIR UPPER ENDS AND UNSURECED AT THEIR LOWER ENDS, A LOWER HOUSING SLIDABLY MOUNTED ON SAID VERTICALLY EXTENDING RACK BARS MANUALLY MOVABLE VERTICALLY THEREON, HAVING WAYS IN WHICH SAID RACK BARS ARE EMBRACEABLY AND SLIDABLY RECEIVED, A GEAR TRAIN CARRIED IN SUCH LOWER HOUSING IN OPERATIVE ENGAGEMENT WITH EACH OF SAID RACK BARS TO FORM A GEAR DRIVE THEREBETWEEN, MEANS FOR SELECTIVELY LOCKING SAID LOWER HOUSING WITH SAID RACK BARS IN A PLURALITY OF SPACED VERTICAL POSITIONS AND SERVICE RECEPTACLES CARRIED ON SAID LOWER HOUSING FOR DETACHABLY RECEIVING CONNECTIONS FOR SAID SERVICES.
Claim 2
Dependent Claim
114 words
A RECTRACTABLE CEILING COLUMN FOR SERVICE OUTLETS COMPRISING AN UPPER FIXED HOUSING HAVING LATERALLY SPACED VERTICALLY SUSPENDED RACK BARS THEREIN FIXED AT THEIR UPPER ENDS AND UNSURECED AT THEIR LOWER ENDS, A LOWER HOUSING SLIDABLY MOUNTED ON SAID VERTICALLY EXTENDING RACK BARS MANUALLY MOVABLE VERTICALLY THEREON, HAVING WAYS IN WHICH SAID RACK BARS ARE EMBRACEABLY AND SLIDABLY RECEIVED, A GEAR TRAIN CARRIED IN SUCH LOWER HOUSING IN OPERATIVE ENGAGEMENT WITH EACH OF SAID RACK BARS TO FORM A GEAR DRIVE THEREBETWEEN, MEANS FOR SELECTIVELY LOCKING SAID LOWER HOUSING WITH SAID RACK BARS IN A PLURALITY OF SPACED VERTICAL POSITIONS AND SERVICE RECEPTACLES CARRIED ON SAID LOWER HOUSING FOR DETACHABLY RECEIVING CONNECTIONS FOR SAID SERVICES.
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) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |