Patent US3363845A successfully refreshed from Google Patents.
US3363845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Burner that creates uniform flame size by using progressively smaller holes
Assignee: Lincoln Brass Works Inc
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Filing: 1965-07-15
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Granted: 1968-01-16
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Expires: 1985-07-15
Abstract
No abstract record available.
Inventors
- 👤 Eugene E Pierce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:00
CPC Classifications
F; F23; F23D; F23D14/00; F23D14/46; F23D14/48; F23D14/58
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR999357A
Cited
US807245A
Cited
US843653A
Cited
GB191218688A
Cited
US1077073A
Cited
FR519539A
Cited
US1451072A
Cited
US2541428A
Cited
US3285318A
Cited
US3270967A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |