US3234930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Baseboard gas heater
Assignee: Empire Comfort Systems Inc
•
Filing: 1963-09-30
•
Granted: 1966-02-15
•
Expires: 1983-09-30
Abstract
No abstract record available.
Inventors
- 👤 Ralph R Hodges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:06
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/001; F24C15/002; F24C3/00; F24C3/002; F24C3/004; F28; F28D; F28D1/00; F28D1/02; F28D1/0233
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
204 words
A GAS-FIRED BASEBOARD HEATER COMPRISING AN IRREGULARLY SHAPED COMBUSTION CHAMBER, INCLUDING A FRONT PANEL AND A REAR PANEL JOINED AT THEIR TOP EDGES AND HAVING MEANS FOR ENCLOSING THE SIDE AND BOTTOM EDGES, SAID PANELS DEFINING A LOWER BURNER CONTAINING PORTION, AN INTERMEDIATE PORTION JOINED TO THE TOP OF THE BURNER PORTION, SAID INTERMEDIATE SECTION BEING OF SUBSTANTIALLY TRIANGULAR CROSS SECTION AND BEING DECREASING HEIGHT AND CROSS SECTIONAL AREA FROM ITS ENDS TOWARD ITS CENTER, AN UPPER SECTION OF SUBSTANTIALLY RECTANGULAR CROSS SECTION AND BEING OF GRADUALLY DECREASED CROSS SECTIONAL AREA FROM ITS CENTER TOWARD ITS ENDS, AND A REDUCED AREA JOINING THE INTERMEDIATE PORTION TO THE TOP PORTION, SAID REDUCED AREA INCLUDING A SERIES OF SPACED ENGAGED SECTIONS EMBOSSED FROM THE FRONT AND REAR PANELS AND LONGITUDINALLY SEPARATED BY A PLURALITY OF SLOTS COMMUNICATING THE INTERMEDIATE PORTION WITH THE TOP PORTION; A CHAMBER FOR HEATING ROOM AIR SURROUNDING SAID COMBUSTION CHAMBER, AIR INTAKE MEANS, CONDUIT MEANS COMMUNICATING THE AIR INTAKE MEANS WITH THE COMBUSTION CHAMBER AT A PLURALITY OF SPACED LOCATIONS ALONG THE LENGTH OF THE COMBUSTION CHAMBER, A BURNER POSITIONED IN THE LOWER PORTION OF THE COMBUSTION CHAMBER, AND A DISCHARGE DUCT FOR THE PRODUCTS OF COMBUSTION COMMUNICATING WITH THE COMBUSTION CHAMBER.
Claim 2
Dependent Claim
204 words
A GAS-FIRED BASEBOARD HEATER COMPRISING AN IRREGULARLY SHAPED COMBUSTION CHAMBER, INCLUDING A FRONT PANEL AND A REAR PANEL JOINED AT THEIR TOP EDGES AND HAVING MEANS FOR ENCLOSING THE SIDE AND BOTTOM EDGES, SAID PANELS DEFINING A LOWER BURNER CONTAINING PORTION, AN INTERMEDIATE PORTION JOINED TO THE TOP OF THE BURNER PORTION, SAID INTERMEDIATE SECTION BEING OF SUBSTANTIALLY TRIANGULAR CROSS SECTION AND BEING DECREASING HEIGHT AND CROSS SECTIONAL AREA FROM ITS ENDS TOWARD ITS CENTER, AN UPPER SECTION OF SUBSTANTIALLY RECTANGULAR CROSS SECTION AND BEING OF GRADUALLY DECREASED CROSS SECTIONAL AREA FROM ITS CENTER TOWARD ITS ENDS, AND A REDUCED AREA JOINING THE INTERMEDIATE PORTION TO THE TOP PORTION, SAID REDUCED AREA INCLUDING A SERIES OF SPACED ENGAGED SECTIONS EMBOSSED FROM THE FRONT AND REAR PANELS AND LONGITUDINALLY SEPARATED BY A PLURALITY OF SLOTS COMMUNICATING THE INTERMEDIATE PORTION WITH THE TOP PORTION; A CHAMBER FOR HEATING ROOM AIR SURROUNDING SAID COMBUSTION CHAMBER, AIR INTAKE MEANS, CONDUIT MEANS COMMUNICATING THE AIR INTAKE MEANS WITH THE COMBUSTION CHAMBER AT A PLURALITY OF SPACED LOCATIONS ALONG THE LENGTH OF THE COMBUSTION CHAMBER, A BURNER POSITIONED IN THE LOWER PORTION OF THE COMBUSTION CHAMBER, AND A DISCHARGE DUCT FOR THE PRODUCTS OF COMBUSTION COMMUNICATING WITH THE COMBUSTION CHAMBER.
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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) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |