US2963572A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lamp unit
Assignee: Individual
•
Filing: 1959-10-16
•
Granted: 1960-12-06
•
Expires: 1979-10-16
Abstract
No abstract record available.
Inventors
- 👤 William A Rullo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:24
CPC Classifications
F; F21; F21V; F21V21/00; F21V21/002; F21S; F21S4/00; F21S4/10; H; H01; H01R; H01R12/00; H01R12/50; H01R12/59; H01R12/65; H01R12/67; F21V17/00; F21V17/10; F21V17/107; F21V17/18; F21W; F21W2121/00; F21W2121/04; H01R33/00; H01R33/05; H01R33/22; H01R4/00; H01R4/24; H01R4/2404; H01R4/2406
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-06 | 1964-06-06 | 1964-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-06 | 1968-06-06 | 1968-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-06 | 1972-06-06 | 1972-12-06 | $7700.00 | Window Closed / Lapsed |