US2522230A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knockdown reflector construction
Assignee: Individual
•
Filing: 1947-08-04
•
Granted: 1950-09-12
•
Expires: 1967-08-04
Abstract
No abstract record available.
Inventors
- 👤 Wayne A Komulaine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:49
CPC Classifications
F; F21; F21V; F21V7/00; F21V7/10; F21V7/18; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49925; Y10T29/49927
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US922958A
Cited
US1059371A
Cited
US1034077A
Cited
US1651640A
Cited
US1677602A
Cited
US1987705A
Cited
US2242525A
Cited
US2261187A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-11 | 1954-03-13 | 1954-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-11 | 1958-03-13 | 1958-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-11 | 1962-03-13 | 1962-09-12 | $7700.00 | Window Closed / Lapsed |