Patent US2551101A successfully refreshed from Google Patents.
Patent US3400488A successfully refreshed from Google Patents.
US3400488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Remote control of vehicles
Assignee: HOLDEN M BARRE JR
•
Filing: 1966-04-04
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Granted: 1968-09-10
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Expires: 1986-04-04
Abstract
No abstract record available.
Inventors
- 👤 Robert J Phillpott
- 👤 Jr Holden M Barre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:13
CPC Classifications
A; A63; A63H; A63H30/00; A63H30/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
IN A REMOTE CONTROL SYSTEM, A BASE UNIT HAVING POWER SUPPLY MEANS, MEANS FOR PRODUCING GATED POWER SIGNALS HAVING PERIODIC DELAY PERIODS AND MEANS FOR GENERATING CONTROL SIGNALS DURING SAID DELAY PERIODS; MEANS FOR TRANSMITTING SAID SIGNALS IN A TIME-SHARING ARRANGESINGLE SUCTION ROLLER BEING ARRANGED BETWEEN THE CONVEYOR POWER AND SAID CONTROL SIGNALS TO A REMOTE UNIT TO BE CONTROLLED; AT LEAST ONE REMOTE UNIT IN CONTACT WITH SAID TRACK MEANS, EACH SAID REMOTE UNIT COMPRISING FIRST MEANS RESPONSIVE ONLY TO SAID POWER SIGNALS, MEANS FOR DISCONNECTING SAID FIRST MEANS FROM SAID TRACK MEANS DURING TRANSMISSION OF SAID CONTROL SIGNALS, MEMORY MEANS FOR STORING SAID CONTROL SIGNALS, AND SECOND MEANS RESPONSIVE TO SAID STORED CONTROL SIGNALS TO PERFORM DESIRED CONTROL FUNCTIONS IN SAID REMOTE UNIT.
Claim 2
Dependent Claim
125 words
IN A REMOTE CONTROL SYSTEM, A BASE UNIT HAVING POWER SUPPLY MEANS, MEANS FOR PRODUCING GATED POWER SIGNALS HAVING PERIODIC DELAY PERIODS AND MEANS FOR GENERATING CONTROL SIGNALS DURING SAID DELAY PERIODS; MEANS FOR TRANSMITTING SAID SIGNALS IN A TIME-SHARING ARRANGESINGLE SUCTION ROLLER BEING ARRANGED BETWEEN THE CONVEYOR POWER AND SAID CONTROL SIGNALS TO A REMOTE UNIT TO BE CONTROLLED; AT LEAST ONE REMOTE UNIT IN CONTACT WITH SAID TRACK MEANS, EACH SAID REMOTE UNIT COMPRISING FIRST MEANS RESPONSIVE ONLY TO SAID POWER SIGNALS, MEANS FOR DISCONNECTING SAID FIRST MEANS FROM SAID TRACK MEANS DURING TRANSMISSION OF SAID CONTROL SIGNALS, MEMORY MEANS FOR STORING SAID CONTROL SIGNALS, AND SECOND MEANS RESPONSIVE TO SAID STORED CONTROL SIGNALS TO PERFORM DESIRED CONTROL FUNCTIONS IN SAID REMOTE UNIT.
References Cited (Backward Citations)
US3205618A
Cited
US3339307A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-10 | 1972-03-11 | 1972-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-10 | 1976-03-11 | 1976-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-10 | 1980-03-11 | 1980-09-10 | $7700.00 | Window Closed / Lapsed |