US3276188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heating or cooling systems and air separating devices therefor
Assignee: TDK Micronas GmbH
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Filing: 1964-02-28
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Granted: 1966-10-04
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Expires: 1984-02-28
Abstract
No abstract record available.
Inventors
- 👤 Gilbert F Carlson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:56
CPC Classifications
F; F24; F24D; F24D19/00; F24D19/08; F24D19/082; F24D19/083; F24D19/085; F24D19/087
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
133 words
AN AIR SEPARATION DEVICE ADAPTED TO BE CONNECTED IN A CLOSED LIQUID CIRCULATING SYSTEM HAVING SUPPLY AND RETURN MAINS INCLUDING A CIRCULATING PUMP CONNECTED THEREIN FOR CIRCULATING LIQUID IN SAID SYSTEM AND HAVING A COMPRESSION TANK FOR RECEIVING GAS WHICH HAS BEEN SEPARATED FROM THE LIQUID OF SAID SYSTEM, SAID DEVICE BEING CONNECTED IN SAID SYSTEM AND BETWEEN SAID COMPRESSION TANK AND THE SUCTION SIDE OF SAID PUMP, SAID AIR SEPARATION DEVICE COMPRISING A CLOSED VESSEL HAVING ENTRANT MEANS FOR CONNECTING SAID VESSEL TO ONE OF SAID MAINS, A CYLINDRICAL SCREEN EXTENDING VERTICALLY OF SAID VESSEL AND ADAPTED TO SEPARATE SUSPENDED MATTER FROM THE LIQUID ENTERING SAID VESSEL AT SAID ENTRANT MEANS, AN OPENING IN SAID VESSEL INCLUDING MEANS THEREAT FOR CONNECTING SAID VESSEL TO SAID COMPRESSION TANK, SAID OPENING BEING IN COMMUNICA-
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) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |