US3171118A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Delay line storage system
Assignee: Individual
•
Filing: 1961-05-03
•
Granted: 1965-02-23
•
Expires: 1981-05-03
Abstract
No abstract record available.
Inventors
- 👤 Torrence H Chambers
- 👤 Lawrence F Kalnoskas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:48
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/28; G01S7/285; G01S7/292; G01S7/2923; G01S7/2926; G01S13/00; G01S13/02; G01S13/50; G01S13/52; G01S13/522; G01S13/524; G01S13/5244; G01S13/526; H; H03; H03H; H03H9/00; H03H9/30; H03H9/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
IN AN OBJECT LOCATOR SYSTEM WHEREIN PERIODIC SIGNALS ARE ANALYZED TO OBTAIN LOCATION INFORMATION, A SIGNAL RECIRCULATION LOOP HAVING A FINITE RECIRCULATION TIME SHORTER THAN THE PERIOD OF THE PERIODIC SIGNALS BY SELECTED INTERVAL OF TIME, MEANS WHICH MAY INCLUDE PART OF SAID LOOP FOR PERIODICALLY GATING SAID LOOP TO TERMINATE THE RECIRCULATION OF SELECTED SIGNALS AND APPLY NEW PERIODIC SIGNALS THERETO, AND A PLURALITY OF FREQUENCY SELECTIVE FILTERS CONNECTED TO SAID LOOP FOR DERIVING OUTPUT SIGNALS THEREFROM IN A PLURALITY OF CHANNELS IN DEPENDENCY ON FREQUENCY.
Claim 2
Dependent Claim
87 words
IN AN OBJECT LOCATOR SYSTEM WHEREIN PERIODIC SIGNALS ARE ANALYZED TO OBTAIN LOCATION INFORMATION, A SIGNAL RECIRCULATION LOOP HAVING A FINITE RECIRCULATION TIME SHORTER THAN THE PERIOD OF THE PERIODIC SIGNALS BY SELECTED INTERVAL OF TIME, MEANS WHICH MAY INCLUDE PART OF SAID LOOP FOR PERIODICALLY GATING SAID LOOP TO TERMINATE THE RECIRCULATION OF SELECTED SIGNALS AND APPLY NEW PERIODIC SIGNALS THERETO, AND A PLURALITY OF FREQUENCY SELECTIVE FILTERS CONNECTED TO SAID LOOP FOR DERIVING OUTPUT SIGNALS THEREFROM IN A PLURALITY OF CHANNELS IN DEPENDENCY ON FREQUENCY.
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) | 1968-02-23 | 1968-08-24 | 1969-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-23 | 1972-08-24 | 1973-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-23 | 1976-08-24 | 1977-02-23 | $7700.00 | Window Closed / Lapsed |