US2413628A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable electric hand lamp such as an inspection lamp
Assignee: Individual
•
Filing: 1944-02-21
•
Granted: 1946-12-31
•
Expires: 1964-02-21
Abstract
No abstract record available.
Inventors
- 👤 Hinds Reinhard Paul Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:19
CPC Classifications
F; F21; F21V; F21V21/00; F21V21/08; F21V21/096; F21V21/0965; Y; Y10; Y10S; Y10S33/00; Y10S33/01
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) | 1949-12-30 | 1950-07-01 | 1950-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-12-30 | 1954-07-01 | 1954-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-12-30 | 1958-07-01 | 1958-12-31 | $7700.00 | Window Closed / Lapsed |