US3045545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Optical system for sighting instruments
Assignee: Bausch and Lomb Inc
•
Filing: 1960-11-10
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Granted: 1962-07-24
•
Expires: 1980-11-10
Abstract
No abstract record available.
Inventors
- 👤 Herbert D Korones
- 👤 Harold E Rosenberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:52
CPC Classifications
G; G02; G02B; G02B21/00; G02B21/02; G02B21/025; G02B15/00; G02B15/02; G02B15/04; G02B15/14; G02B15/145; G02B15/1451; G02B15/145129
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-23 | 1966-01-22 | 1966-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-23 | 1970-01-22 | 1970-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-23 | 1974-01-22 | 1974-07-24 | $7700.00 | Window Closed / Lapsed |