Patent US2825266A successfully refreshed from Google Patents.
US2825266A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable eye-glass sets
Assignee: Individual
•
Filing: 1950-04-07
•
Granted: 1958-03-04
•
Expires: 1970-04-07
Abstract
No abstract record available.
Inventors
- 👤 Jacob L Kleinman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:54
CPC Classifications
G; G02; G02C; G02C5/00; G02C5/008; G02C5/02; G02C5/10; G02C5/12; G02C5/122; G02C5/14; G02C5/20; G02C5/22; G02C5/2218; G02C5/2254; G02C2200/00; G02C2200/10; G02C2200/22
Claims Analysis
Total Claims: 0
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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) | 1961-03-03 | 1961-09-02 | 1962-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-03 | 1965-09-02 | 1966-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-03 | 1969-09-02 | 1970-03-04 | $7700.00 | Window Closed / Lapsed |