Patent US3261659A successfully refreshed from Google Patents.
US3261659A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packaged environmental system for decontaminating air
Assignee: Garrett Corp
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Filing: 1962-02-23
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Granted: 1966-07-19
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Expires: 1982-02-23
Abstract
No abstract record available.
Inventors
- 👤 Schwichtenberg Albert Henry
- 👤 Archibald P Kelley
- 👤 Baryshe Boris D De
- 👤 Jr Selden B Spangler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:44
CPC Classifications
A; A62; A62B; A62B13/00; E; E04; E04H; E04H1/00; E04H1/12; E04H1/1277; E04H15/00; E04H15/20; E04H15/22; F; F24; F24F; F24F8/00; F24F8/20; F24F8/95
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A UNITARY ENVIRONMENTAL SYSTEM FOR PROTECTION AGAINST CHAMICAL, BIOLOGICAL AND RADIOLOGICAL WARFARE AGENTS, COMPRISING: A. SUPPORTING FRAME FORMING A PLURALITY OF CHAMBER SECTIONS; B. A LARGE INFLATABLE BAG CONSTITUTING A PROTECTIVE ENCLOSURE AT ONE END OF SAID FRAME WHEN INFLATED, ONE OF THE CHAMBER SECTIONS FORMED BY SAID FRAME CONSTITUTING AN ENTRANCE CHAMBER TO THE ENCLOSURE FORMED BY SAID BAG WHEN INFLATED AND A STORAGE RECEPTACLE FOR SAID BAG WHEN THE BAG IS DEFLATED; AND C. MEANS DISPOSED IN ANOTHER OF THE CHAMBER SECTIONS FORMED BY SAID FRAME PROVIDING A CONTINUING SOURCE OF DECONTAMINATED BREATHABLE AIR FOR INFLATING SAID BAG AND MAINTAINING IT IN AN INFLATED CONDITION.
Claim 2
Independent Claim
38 words
THE METHOD OF REMOVING CHEMICAL AND BIOLOGICAL AGENTS FROM AN AIR STREAM COMPRISING: A. PASSING THE AIR STREAM CONTAINING SAID AGENTS THROUGH INDIRECT HEAT EXCHANGE RELATIONSHIP WITH GASES AT APPROXIMATELY 1000*F. CONSTITUTING THE EXHAUST OF A GAS TURBINE.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |