US3248133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Exhaust defroster
Assignee: Individual
•
Filing: 1963-10-30
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Granted: 1966-04-26
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Expires: 1983-10-30
Abstract
No abstract record available.
Inventors
- 👤 David N Michnoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:13
CPC Classifications
B; B60; B60S; B60S3/00; B60S3/04; Y; Y10; Y10S; Y10S285/00; Y10S285/921
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
AN APPARATUS FOR USE IN DEFROSTING IN AND AROUND AUTOMOTIVE VEHICLES, COMPRISING A FLEXIBLE TUBULAR CONDUIT, A SEALING PLUG COAXIALLY MOUNTED ON SAID CONDUIT ADJACENT AN END THEREOF AND EXTENDING RADIALLY OUTWARDLY OF SAID CONDUIT, FASTENER MEANS EXTENDING THROUGH SAID SEALING PLUG AND THROUGH SAID CONDUIT AND SECURING SAID SEALING PLUG TO SAID CONDUIT, SAID SEALING PLUG BEING ADAPTED TO ENGAGE IN SEALING RELATION AN OUTLET PIPE CONNECTED TO THE EXHAUST SYSTEM OF THE AUTOMOTIVE VEHICLE TO THEREBY CONNECT TO THE INTERIOR OF SAID FLEXIBLE CONDUIT TO SAID EXHAUST SYSTEM, SAID FASTENER MEANS BEING ADAPTED TO DETACHABLY ENGAGE SAID OUTLET PIPE TO THEREBY SECURE SAID TUBULAR CONDUIT AND SAID SEALING PLUG TO SAID OUTLET PIPE.
Claim 2
Independent Claim
115 words
AN APPARATUS FOR USE IN DEFROSTING IN AND AROUND AUTOMOTIVE VEHICLES, COMPRISING A FLEXIBLE TUBULAR CONDUIT, A SEALING PLUG COAXIALLY MOUNTED ON SAID CONDUIT ADJACENT AN END THEREOF AND EXTENDING RADIALLY OUTWARDLY OF SAID CONDUIT, FASTENER MEANS EXTENDING THROUGH SAID SEALING PLUG AND THROUGH SAID CONDUIT AND SECURING SAID SEALING PLUG TO SAID CONDUIT, SAID SEALING PLUG BEING ADAPTED TO ENGAGE IN SEALING RELATION AN OUTLET PIPE CONNECTED TO THE EXHAUST SYSTEM OF THE AUTOMOTIVE VEHICLE TO THEREBY CONNECT TO THE INTERIOR OF SAID FLEXIBLE CONDUIT TO SAID EXHAUST SYSTEM, SAID FASTENER MEANS BEING ADAPTED TO DETACHABLY ENGAGE SAID OUTLET PIPE TO THEREBY SECURE SAID TUBULAR CONDUIT AND SAID SEALING PLUG TO SAID OUTLET PIPE.
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) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |