US3288377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas burner
Assignee: Individual
•
Filing: 1964-05-21
•
Granted: 1966-11-29
•
Expires: 1984-05-21
Abstract
No abstract record available.
Inventors
- 👤 Roer Franciskus A Van De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:31
CPC Classifications
F; F23; F23D; F23D14/00; F23D14/02; F23D14/04; F23D14/045; F23D14/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A GAS BURNER COMPRISING AN AIR-GAS MIXING DEVICE, A BURNER TUBE, AND A PLURALITY OF BURNER HEADS MOUNTED ON SAID TUBE, SAID HEADS EACH INCLUDING A HOLLOW BODY TERMINATING IN A PLURALITY OF BURNER PORTS, EACH OF SAID PORTS BEING A SLIT BOUNDED BY PARALLEL FLAT SURFACES, EACH BURNER HEAD HAVING A FIRST SLIT INTERSECTED BY AT LEAST ONE
Claim 2
Dependent Claim
59 words
A GAS BURNER COMPRISING AN AIR-GAS MIXING DEVICE, A BURNER TUBE, AND A PLURALITY OF BURNER HEADS MOUNTED ON SAID TUBE, SAID HEADS EACH INCLUDING A HOLLOW BODY TERMINATING IN A PLURALITY OF BURNER PORTS, EACH OF SAID PORTS BEING A SLIT BOUNDED BY PARALLEL FLAT SURFACES, EACH BURNER HEAD HAVING A FIRST SLIT INTERSECTED BY AT LEAST ONE
References Cited (Backward Citations)
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Cited
US930574A
Cited
US1239681A
Cited
FR692974A
Cited
US2026027A
Cited
FR789443A
Cited
US2615509A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |