Patent US3354943A successfully refreshed from Google Patents.
US3354943A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air conditioning system
Assignee: Individual
•
Filing: 1965-03-11
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Granted: 1967-11-28
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Expires: 1985-03-11
Abstract
No abstract record available.
Inventors
- 👤 Alden I Mcfarlan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:24
CPC Classifications
F; F24; F24F; F24F7/00; F24F7/04; F24F7/06; F24F7/08; F24F11/00; F24F11/70; F24F11/72; F24F11/74; F24F11/76; F24F3/00; F24F3/02; F24F3/04; F24F3/044; F24F3/0442; F24F3/0444; F24F3/048; F24F3/06; F24F3/10; F24F5/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A METHOD OF AIR CONDITIONING A BUILDING COMPRISING, THE STEPS OF, SUPPLYING A CONDITIONED FLUID TO THE PERIPHERY OF EACH FLOOR OF THE BUILDING AT TEMPERATURES ABOVE THE TEMPERATURE TO BE MAINTAINED ON SAID FLOOR WHEN HEATING IS REQUIRED AND BELOW SAID TEMPERATURE WHEN COOLING IS REQUIRED TO BALANCE ONLY THE HEAT TRANSMITTED BY CONDUCTION THROUGH THE PERIPHERAL WALLS OF THE BUILDING, SUPPLYING CONDITIONED AIR TO EACH SPACE IN THE BUILDING TO BE
Claim 2
Independent Claim
73 words
A METHOD OF AIR CONDITIONING A BUILDING COMPRISING, THE STEPS OF, SUPPLYING A CONDITIONED FLUID TO THE PERIPHERY OF EACH FLOOR OF THE BUILDING AT TEMPERATURES ABOVE THE TEMPERATURE TO BE MAINTAINED ON SAID FLOOR WHEN HEATING IS REQUIRED AND BELOW SAID TEMPERATURE WHEN COOLING IS REQUIRED TO BALANCE ONLY THE HEAT TRANSMITTED BY CONDUCTION THROUGH THE PERIPHERAL WALLS OF THE BUILDING, SUPPLYING CONDITIONED AIR TO EACH SPACE IN THE BUILDING TO BE
References Cited (Backward Citations)
CA636723A
Cited
US2797068A
Cited
US2984458A
Cited
GB897266A
Cited
US3067587A
Cited
US3165148A
Cited
US3179162A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-27 | 1971-05-29 | 1971-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-27 | 1975-05-29 | 1975-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-27 | 1979-05-29 | 1979-11-28 | $7700.00 | Window Closed / Lapsed |