US3515480A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Opto-electronic radiant energy beam range finder
Assignee: Bausch and Lomb Inc
•
Filing: 1967-07-24
•
Granted: 1970-06-02
•
Expires: 1987-07-24
Abstract
No abstract record available.
Inventors
- 👤 Richard M Altman
- 👤 Herbert D Korones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:26
CPC Classifications
G; G01; G01S; G01S17/00; G01S17/02; G01S17/06; G01S17/08; G01S17/10; G01S7/00; G01S7/48; G01S7/481; G01S7/4816; G02; G02B; G02B27/00; G02B27/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3143588A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-01 | 1973-12-01 | 1974-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-01 | 1977-12-01 | 1978-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-01 | 1981-12-01 | 1982-06-02 | $7700.00 | Window Closed / Lapsed |