US2861501A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable light reflector with magnifying glass
Assignee: Individual
•
Filing: 1954-07-09
•
Granted: 1958-11-25
•
Expires: 1974-07-09
Abstract
No abstract record available.
Inventors
- 👤 George P Strelakos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:43
CPC Classifications
F; F21; F21V; F21V33/00; F21L; F21L14/00; G; G02; G02B; G02B25/00; Y; Y10; Y10S; Y10S359/00; Y10S359/903; Y10T; Y10T403/00; Y10T403/32; Y10T403/32008; Y10T403/32024; Y10T403/32041; Y10T403/32049; Y10T403/32057; Y10T403/32065; Y10T403/32073; Y10T403/32114; Y10T403/32131; Y10T403/32196; Y10T403/32204; Y10T403/32254; Y10T403/32262; Y10T403/32311; Y10T403/32319; Y10T403/32385; Y10T403/32418; Y10T403/32426; Y10T403/32442; Y10T403/32451; Y10T403/32606; Y10T403/32631; Y10T403/32681
Claims Analysis
Total Claims: 0
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US354976A
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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) | 1961-11-24 | 1962-05-26 | 1962-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-24 | 1966-05-26 | 1966-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-24 | 1970-05-26 | 1970-11-25 | $7700.00 | Window Closed / Lapsed |