Patent US2239340A successfully refreshed from Google Patents.
US2239340A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ornamental electric lamp
Assignee: Individual
•
Filing: 1940-02-27
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Granted: 1941-04-22
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Expires: 1960-02-27
Abstract
No abstract record available.
Inventors
- 👤 Frank J Passantino
- 👤 Davi Vincent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:03
CPC Classifications
F; F21; F21V; F21V3/00; F21V3/04; F21S; F21S6/00; F21S6/002; F21S6/004; F21S8/00; F21S8/03; F21S8/033; F21S8/035; F21W; F21W2121/00; F21Y; F21Y2115/00; F21Y2115/10; Y; Y10; Y10S; Y10S362/00; Y10S362/806
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-04-21 | 1944-10-21 | 1945-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-04-21 | 1948-10-21 | 1949-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-04-21 | 1952-10-21 | 1953-04-22 | $7700.00 | Window Closed / Lapsed |