US3387256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Data signal processor
Assignee: United States Department of the Navy
•
Filing: 1966-02-21
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Granted: 1968-06-04
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Expires: 1986-02-21
Abstract
No abstract record available.
Inventors
- 👤 Henry L Warner
- 👤 David H Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:13
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/52; G01S7/523; G01S7/526; G01S7/527; G01S7/02; G01S7/28; G01S7/285; G01S7/32; Y; Y10; Y10S; Y10S367/00; Y10S367/901; Y10S367/904
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) | 1971-06-04 | 1971-12-04 | 1972-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-04 | 1975-12-04 | 1976-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-04 | 1979-12-04 | 1980-06-04 | $7700.00 | Window Closed / Lapsed |