US2696550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Instrument lighting
Assignee: Individual
•
Filing: 1951-11-26
•
Granted: 1954-12-07
•
Expires: 1971-11-26
Abstract
No abstract record available.
Inventors
- 👤 Edwin A Neugass
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:24
CPC Classifications
G; G01; G01D; G01D11/00; G01D11/28; Y; Y10; Y10S; Y10S116/00; Y10S116/36
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB236863A
Cited
US2172765A
Cited
GB492258A
Cited
US2128246A
Cited
US2429240A
Cited
US2401867A
Cited
US2566026A
Cited
US2599710A
Cited
US2637802A
Cited
US2518726A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-06 | 1958-06-07 | 1958-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-06 | 1962-06-07 | 1962-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-06 | 1966-06-07 | 1966-12-07 | $7700.00 | Window Closed / Lapsed |