US3307469A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ventilating and circulating air system
Assignee: Acme Engineering and Manufacturing Corp
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Filing: 1966-02-10
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Granted: 1967-03-07
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Expires: 1986-02-10
Abstract
No abstract record available.
Inventors
- 👤 Hoy R Bohanon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:34
CPC Classifications
F; F24; F24F; F24F7/00; F24F7/04; F24F7/06; F24F7/08; A; A01; A01G; A01G9/00; A01G9/24; A01G9/246; F24F11/00; F24F11/0001; F24F11/70; F24F11/72; F24F11/74; F24F11/76; F24F7/007; F24F7/013; F24F7/065; F24F11/30; F24F13/00; F24F13/02; F24F13/06; F24F2013/0608; F24F2110/00; F24F2110/10; F24F2110/20; Y; Y02; Y02A; Y02A40/00; Y02A40/10; Y02A40/25
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A VENTILATING AND CIRCULATING AIR SYSTEM FOR A ROOM, COMPRISING: (A) A SHUTTER ASSEMBLY MOUNTED WITHIN A WALL OF SAID ROOM; (B) A FIRST FAN HAVING INTAKE PORTION LOCATED A PRE-DETERMINED SPACE FROM SAID SHUTTER ASSEMBLY, SAID FAN BEING DIRECTLY EXPOSED TO THE INSIDE OF SAID ROOM THROUGH SAID SPACE; (C) A TUBE ASSEMBLY CONNECTED TO DISCHARGE OF SAID FIRST FAN AND INCLUDING A PLURALITY OF CONTINUALLY SPACED OPENINGS FOR DISTRIBUTING JETS OF AIR WITHIN SAID ROOM; AND (D) A SECOND FAN MOUNTED WITHIN A WALL OF SAID ROOM.
Claim 2
Dependent Claim
89 words
A VENTILATING AND CIRCULATING AIR SYSTEM FOR A ROOM, COMPRISING: (A) A SHUTTER ASSEMBLY MOUNTED WITHIN A WALL OF SAID ROOM; (B) A FIRST FAN HAVING INTAKE PORTION LOCATED A PRE-DETERMINED SPACE FROM SAID SHUTTER ASSEMBLY, SAID FAN BEING DIRECTLY EXPOSED TO THE INSIDE OF SAID ROOM THROUGH SAID SPACE; (C) A TUBE ASSEMBLY CONNECTED TO DISCHARGE OF SAID FIRST FAN AND INCLUDING A PLURALITY OF CONTINUALLY SPACED OPENINGS FOR DISTRIBUTING JETS OF AIR WITHIN SAID ROOM; AND (D) A SECOND FAN MOUNTED WITHIN A WALL OF SAID ROOM.
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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |