Patent USRE28293E successfully refreshed from Google Patents.
US4637372A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Simulated log-burning fireplace
Assignee: NON-VENT Corp A MN CORP
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Filing: 1981-09-14
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Granted: 1987-01-20
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Expires: 2001-09-14
Abstract
Abstract A thin, box-like, open-topped burner holds liquid fuel and has an attached platform support for an imitation, non-combustible log located behind and at the top of the burner with a filling tube in liquid communication with the burner and a set of lever arms linked together arranged to close off the top of the burner when access to the filler tube is permitted and to prevent access to the filler tube when the top of the burner is open.
Inventors
- 👤 Gerald M. Mogol
- 👤 Leo E. Fox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:07
CPC Classifications
F; F24; F24C; F24C3/00; F24C3/002; F24C3/006
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
157 words
A simulated log-burning fireplace for resting on a supporting floor, comprising: elongated, open-top, rectangular, box-like burner means for containing liquid fuel, said burner means comprising at least two parallel spaced-apart box-like chambers; support means located adjacent the top but not over the top of the burner means between said chambers for holding a non-combustible artificial log; a filling tube connected to said burner means for filling said burner means with liquid fuel; a cap on said filler tube; a movable arm, said arm extended over said cap in one position for keeping the cap closed and removed from said cap in another position to permit the cap to be opened; closure means located at the top of said burner means for closing the top opening of said burner means; said burner means having a height substantially from the supporting floor to said log support means and a width substantially that of the length of an artificial log.
Claim 2
Dependent Claim
157 words
A simulated log-burning fireplace for resting on a supporting floor, comprising: elongated, open-top, rectangular, box-like burner means for containing liquid fuel, said burner means comprising at least two parallel spaced-apart box-like chambers; support means located adjacent the top but not over the top of the burner means between said chambers for holding a non-combustible artificial log; a filling tube connected to said burner means for filling said burner means with liquid fuel; a cap on said filler tube; a movable arm, said arm extended over said cap in one position for keeping the cap closed and removed from said cap in another position to permit the cap to be opened; closure means located at the top of said burner means for closing the top opening of said burner means; said burner means having a height substantially from the supporting floor to said log support means and a width substantially that of the length of an artificial log.
Claim 3
Dependent Claim
76 words
The invention described in claim 1 further including: a second arm attached to said first arm; means linking said second arm to the fuel chamber closure means such that when the first arm is moved to said one position said closure means is moved to open the top of the burner means and when the first arm is moved to said another position the closure means is moved to close the top of the burner means.
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) | 1990-01-19 | 1990-07-21 | 1991-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-01-19 | 1994-07-21 | 1995-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-01-19 | 1998-07-21 | 1999-01-20 | $7700.00 | Window Closed / Lapsed |