US3303666A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air conditioning unit
Assignee: Carrier Corp
•
Filing: 1965-10-24
•
Granted: 1967-02-14
•
Expires: 1985-10-24
Abstract
No abstract record available.
Inventors
- 👤 Walter B Toper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:51
CPC Classifications
F; F24; F24F; F24F13/00; F24F13/20; F24F1/00; F24F1/0007; F24F1/0059; F24F1/0063
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
AN AIR CONDITIONING UNIT COMPRISING A CASING HAVING OPPOSED WALLS COOPERATING IN PROVIDING A PASSAGE ADAPTER TO PASS AIR THROUGH THE CASING, MEANS INCLUDING A COIL IN SAID PASSAGE ADAPTED TO COOL THE AIR PASSING THROUGH SAID PASSAGE, AND MOUNTING MEANS INCLUDING COOPERATING NESTED PORTIONS OF SAID WALLS AND SAID COIL DETACHABLY MOUNTING SAID COIL OPERATIVELY POSITIONED IN SAID PASSAGE AND RETARDING SUBSTANTIAL LEAKAGE OF AIR AND RELATIVE MOVEMENT BETWEEN SAID COIL AND SAID OPPOSED WALLS, SAID MOUNTING MEANS REMOVABLY RECEIVING SAID COIL FROM BELOW THE CASING AND DETACHABLY MOUNTING SAID COIL ON SAID BODY BY MEANS RELEASABLE FROM BELOW THE UNIT.
Claim 2
Dependent Claim
102 words
AN AIR CONDITIONING UNIT COMPRISING A CASING HAVING OPPOSED WALLS COOPERATING IN PROVIDING A PASSAGE ADAPTER TO PASS AIR THROUGH THE CASING, MEANS INCLUDING A COIL IN SAID PASSAGE ADAPTED TO COOL THE AIR PASSING THROUGH SAID PASSAGE, AND MOUNTING MEANS INCLUDING COOPERATING NESTED PORTIONS OF SAID WALLS AND SAID COIL DETACHABLY MOUNTING SAID COIL OPERATIVELY POSITIONED IN SAID PASSAGE AND RETARDING SUBSTANTIAL LEAKAGE OF AIR AND RELATIVE MOVEMENT BETWEEN SAID COIL AND SAID OPPOSED WALLS, SAID MOUNTING MEANS REMOVABLY RECEIVING SAID COIL FROM BELOW THE CASING AND DETACHABLY MOUNTING SAID COIL ON SAID BODY BY MEANS RELEASABLE FROM BELOW THE UNIT.
References Cited (Backward Citations)
US1917043A
Cited
US2148238A
Cited
US2299939A
Cited
US2266373A
Cited
US2323176A
Cited
US3174301A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |