US2532877A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mounting for reading glasses or the like
Assignee: Bausch and Lomb Inc
•
Filing: 1948-05-15
•
Granted: 1950-12-05
•
Expires: 1968-05-15
Abstract
No abstract record available.
Inventors
- 👤 Auer Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:58
CPC Classifications
G; G02; G02B; G02B25/00; G02B25/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US103807A
Cited
US1206135A
Cited
GB221536A
Cited
US1722591A
Cited
US1723308A
Cited
US1781865A
Cited
US1940875A
Cited
US2208642A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-04 | 1954-06-05 | 1954-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-04 | 1958-06-05 | 1958-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-04 | 1962-06-05 | 1962-12-05 | $7700.00 | Window Closed / Lapsed |