US3437835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cochannel signal eliminator
Assignee: United States Department of the Navy
•
Filing: 1965-12-27
•
Granted: 1969-04-08
•
Expires: 1985-12-27
Abstract
No abstract record available.
Inventors
- 👤 Frederick J Mimken
- 👤 Dwight T Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:05
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/74; G01S13/76; G01S13/78; G01S13/785; G01S13/788
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
31 words
A COCHANNEL SIGNAL ELIMINATOR COMPRISING: A STORAGE NETWORK FOR STORING AN ELECTRICAL CHARGE THEREON; COMPARATOR MEANS FOR COMPARING THE CHARGE ON SAID NETWORK WITH A SUCCESSION OF PAIRS OF INPUT PULSES
Claim 2
Dependent Claim
31 words
A COCHANNEL SIGNAL ELIMINATOR COMPRISING: A STORAGE NETWORK FOR STORING AN ELECTRICAL CHARGE THEREON; COMPARATOR MEANS FOR COMPARING THE CHARGE ON SAID NETWORK WITH A SUCCESSION OF PAIRS OF INPUT PULSES
References Cited (Backward Citations)
US3392307A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-07 | 1972-10-07 | 1973-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-07 | 1976-10-07 | 1977-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-07 | 1980-10-07 | 1981-04-08 | $7700.00 | Window Closed / Lapsed |