US3413478A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Biphase system with reticle modulating biphase data bursts on infrared beam
Assignee: Avco Corp
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Filing: 1966-01-14
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Granted: 1968-11-26
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Expires: 1986-01-14
Abstract
No abstract record available.
Inventors
- 👤 Frank M Gettelfinger
- 👤 William S Tulloss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:34
CPC Classifications
G; G01; G01S; G01S3/00; G01S3/78; G01S3/782; G01S3/787
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3007053A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |