US2695430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Luminous panel
Assignee: F W WAKEFIELD BRASS Co
•
Filing: 1947-01-18
•
Granted: 1954-11-30
•
Expires: 1967-01-18
Abstract
No abstract record available.
Inventors
- 👤 George P Wakefield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:23
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/32; E04C; E04C2/00; E04C2/30; E04C2/34; E04C2/36; E04C2/365; E04C2/54; E04C2/543; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24149
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-29 | 1958-05-31 | 1958-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-29 | 1962-05-31 | 1962-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-29 | 1966-05-31 | 1966-11-30 | $7700.00 | Window Closed / Lapsed |