Patent US3481672A successfully refreshed from Google Patents.
US3481672A
Expired / Lapsed
US
⏱️ 0.0 years remaining
F.m. laser contour mapper
Assignee: Raytheon Co
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Filing: 1967-01-03
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Granted: 1969-12-02
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Expires: 1987-01-03
Abstract
No abstract record available.
Inventors
- 👤 Robert M Zoot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:28
CPC Classifications
G; G01; G01S; G01S17/00; G01S17/88; G01S17/89; G01S17/02; G01S17/06; G01S17/08; G01S17/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3393600A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-01 | 1973-06-02 | 1973-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-01 | 1977-06-02 | 1977-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-01 | 1981-06-02 | 1981-12-02 | $7700.00 | Window Closed / Lapsed |