Patent US3115209A successfully refreshed from Google Patents.
US3115209A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Muffler
Assignee: Individual
•
Filing: 1960-05-11
•
Granted: 1963-12-24
•
Expires: 1980-05-11
Abstract
No abstract record available.
Inventors
- 👤 Edward A Bembinster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:52
CPC Classifications
F; F01; F01N; F01N13/00; F01N13/14; F01N1/00; F01N1/24; F01N3/00; F01N3/02; F01N3/021; F01N3/0211; F01N3/033; F01N3/0335; F01N3/08; F01N3/10; F01N3/24; F01N2230/00; F01N2230/02; F01N2310/00; F01N2310/02; F01N2330/00; F01N2450/00; F01N2450/24; F01N2530/00; F01N2530/02; F01N2530/06; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
175 words
A MUFFLER OF THE CHARACTER DISCLOSED COMPRISING A HOUSING OF RUST-PROOF MATERIAL INCLUDING A TUBULAR WALL ELEMENT AND END MEMBERS REMOVABLY SECURED THERETO, SAID END MEMBERS HAVING OPENINGS FOR PASSAGE THERETHROUGH OF GASES PASSING THROUGH THE HOUSING, AND A SELFCONTAINED, UNITARY CARTRIDGE REMOVABLY CONTAINED IN SAID HOUSING INCLUDING A TUBULAR RIGID MEMBER HAVING OPEN ENDS, A MASS OF SHREDDED MATERIAL IN SAID TUBULAR MEMBER PRESENTING AN INFINITE NUMBER OF SURFACES FOR MUFFLING GASES PASSING THROUGH THE MUFFLER, PERFORATED END PLATES IN SAID TUBULAR MEMBER CONFINING THE MASS OF MATERIAL THEREIN, AND A TUBULAR LAYER OF HIGH HEAT INSULATION MATERIAL ENCIRCLING SAID TUBULAR MEMBER, SAID CARTRIDGE BEING INSERTABLE INTO AND REMOVABLE FROM SAID TUBULAR WALL ELECMENT OF THE HOUSING, AND THE MUFFLER ALSO INCLUDING SECURING MEANS PASSING, THROUGH THE CARTRIDGE AND THUS THE INTERIOR OF THE HOUSING, AND PASSING AT LEAST PARTIALLY INTO THE OPENINGS IN THE END MEMBERS, ENGAGING THE END MEMBERS FOR REMOVABLY SECURING THE END MEMBERS AND TUBULAR WALL ELEMENT TOGETHER IN A RIGID ASSEMBLY FORMING THE HOUSING AND CONFINING THE CARTRIDGE THEREIN.
Claim 2
Dependent Claim
175 words
A MUFFLER OF THE CHARACTER DISCLOSED COMPRISING A HOUSING OF RUST-PROOF MATERIAL INCLUDING A TUBULAR WALL ELEMENT AND END MEMBERS REMOVABLY SECURED THERETO, SAID END MEMBERS HAVING OPENINGS FOR PASSAGE THERETHROUGH OF GASES PASSING THROUGH THE HOUSING, AND A SELFCONTAINED, UNITARY CARTRIDGE REMOVABLY CONTAINED IN SAID HOUSING INCLUDING A TUBULAR RIGID MEMBER HAVING OPEN ENDS, A MASS OF SHREDDED MATERIAL IN SAID TUBULAR MEMBER PRESENTING AN INFINITE NUMBER OF SURFACES FOR MUFFLING GASES PASSING THROUGH THE MUFFLER, PERFORATED END PLATES IN SAID TUBULAR MEMBER CONFINING THE MASS OF MATERIAL THEREIN, AND A TUBULAR LAYER OF HIGH HEAT INSULATION MATERIAL ENCIRCLING SAID TUBULAR MEMBER, SAID CARTRIDGE BEING INSERTABLE INTO AND REMOVABLE FROM SAID TUBULAR WALL ELECMENT OF THE HOUSING, AND THE MUFFLER ALSO INCLUDING SECURING MEANS PASSING, THROUGH THE CARTRIDGE AND THUS THE INTERIOR OF THE HOUSING, AND PASSING AT LEAST PARTIALLY INTO THE OPENINGS IN THE END MEMBERS, ENGAGING THE END MEMBERS FOR REMOVABLY SECURING THE END MEMBERS AND TUBULAR WALL ELEMENT TOGETHER IN A RIGID ASSEMBLY FORMING THE HOUSING AND CONFINING THE CARTRIDGE THEREIN.
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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) | 1966-12-23 | 1967-06-24 | 1967-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-23 | 1971-06-24 | 1971-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-23 | 1975-06-24 | 1975-12-24 | $7700.00 | Window Closed / Lapsed |