Patent US3086490A successfully refreshed from Google Patents.
US3086490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Orientation system
Assignee: Individual
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Filing: 1953-03-19
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Granted: 1963-04-23
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Expires: 1973-03-19
Abstract
No abstract record available.
Inventors
- 👤 Donald L Nichols
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:59
CPC Classifications
G; G01; G01S; G01S11/00; G01S11/02; G01S11/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
AN ORIENTATION SYSTEM FOR USE IN TOWING ON WATER, SAID SYSTEM COMPRISING A FIRST VESSEL, A SECOND VESSEL, A TOWING CABLE JOINING SAID VESSELS, A PAIR OF FIRST IMMERSED SPACED ELECTRODES DISPOSED ACROSS THE BEAM OF SAID FIRST VESSEL, SAID FIRST ELECTRODES BEING ADAPTED FOR CONNECTION TO A SUITABLE SOURCE OF POWER, SAID FIRST ELECTRODES UPON ENERGIZATION BEING ADAPTED TO CREATE A REFERENCE FIELD IN THE WATER, A PAIR OF SECOND IMMERSED SPACED ELECTRODES DISPOSED LONGITUDINALLY OF SAID SECOND VESSEL, SAID SECOND ELECTRODES BEING ADAPTED FOR SENSING A DIFFERENCE OF POTENTIAL WHEN SAID FIRST AND SECOND VESSELS GO OUT OF PROPER ORIENTATION FOR TOWING.
Claim 2
Dependent Claim
104 words
AN ORIENTATION SYSTEM FOR USE IN TOWING ON WATER, SAID SYSTEM COMPRISING A FIRST VESSEL, A SECOND VESSEL, A TOWING CABLE JOINING SAID VESSELS, A PAIR OF FIRST IMMERSED SPACED ELECTRODES DISPOSED ACROSS THE BEAM OF SAID FIRST VESSEL, SAID FIRST ELECTRODES BEING ADAPTED FOR CONNECTION TO A SUITABLE SOURCE OF POWER, SAID FIRST ELECTRODES UPON ENERGIZATION BEING ADAPTED TO CREATE A REFERENCE FIELD IN THE WATER, A PAIR OF SECOND IMMERSED SPACED ELECTRODES DISPOSED LONGITUDINALLY OF SAID SECOND VESSEL, SAID SECOND ELECTRODES BEING ADAPTED FOR SENSING A DIFFERENCE OF POTENTIAL WHEN SAID FIRST AND SECOND VESSELS GO OUT OF PROPER ORIENTATION FOR TOWING.
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) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |