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US2436088A
Expired / Lapsed
US
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Assignee: Individual
•
Filing: 1945-12-26
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Granted: 1948-02-17
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Expires: 1965-12-26
Abstract
No abstract record available.
Inventors
- 👤 Edward T Bessler
- 👤 James A Orcholl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:30
CPC Classifications
F; F21; F21L; F21L4/00; F21V; F21V21/00; F21V21/08; F21V21/092; F21V21/0925; F21V33/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1183870A
Cited
US1739316A
Cited
GB394744A
Cited
US2036088A
Cited
US1980351A
Cited
US2350413A
Cited
US2290419A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-02-16 | 1951-08-18 | 1952-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-02-16 | 1955-08-18 | 1956-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-02-16 | 1959-08-18 | 1960-02-17 | $7700.00 | Window Closed / Lapsed |