Patent US3533518A successfully refreshed from Google Patents.
Patent US3097508A successfully refreshed from Google Patents.
US3097508A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air conditioning
Assignee: —
•
Filing: —
•
Granted: 1963-07-16
•
Expires: 1980-07-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:51
CPC Classifications
B; B64; B64D; B64D13/00; B64D13/06; B64D2013/0603; B64D2013/0614
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
IN AN AIRCRAFT, AN AIR CONDITIONING APPARATUS FOR AN ENCLOSURE THEREOF, COMPRISING THE COMBINATION OF A SUBSTANTIALLY CLOSED CIRCUIT AIR COOLING SYSTEM, FOR THE PASSAGE OF AIR TO AND FROM SAID ENCLOSURE, AN AUXILIARY AIR CIRCULATING SYSTEM ADAPTED TO COOL THE AIR IN SAID AIR COOLING SYSTEM, AIR AUGMENTING MEANS ADAPTED TO SUPPLY REPLENISHMENT AIR, MEANS FOR CONTROLLING THE TEMPERATURE THEREIN AND MEANS FOR REMOVING EXCESS WATER, SAID AIR COOLING SYSTEM BEING CHARACTERISED BY A "BOOTSTRAP" UNIT, IN CONDUIT COMMUNICATION WITH SAID ENCLOSURE, OPERATED
Claim 2
Dependent Claim
84 words
IN AN AIRCRAFT, AN AIR CONDITIONING APPARATUS FOR AN ENCLOSURE THEREOF, COMPRISING THE COMBINATION OF A SUBSTANTIALLY CLOSED CIRCUIT AIR COOLING SYSTEM, FOR THE PASSAGE OF AIR TO AND FROM SAID ENCLOSURE, AN AUXILIARY AIR CIRCULATING SYSTEM ADAPTED TO COOL THE AIR IN SAID AIR COOLING SYSTEM, AIR AUGMENTING MEANS ADAPTED TO SUPPLY REPLENISHMENT AIR, MEANS FOR CONTROLLING THE TEMPERATURE THEREIN AND MEANS FOR REMOVING EXCESS WATER, SAID AIR COOLING SYSTEM BEING CHARACTERISED BY A "BOOTSTRAP" UNIT, IN CONDUIT COMMUNICATION WITH SAID ENCLOSURE, OPERATED
References Cited (Backward Citations)
US2800002A
Cited
US2856758A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |