Patent US3720911A successfully refreshed from Google Patents.
US3720911A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor vehicle identification and speed control system
Assignee: Individual
•
Filing: 1971-06-15
•
Granted: 1973-03-13
•
Expires: 1991-06-15
Abstract
Abstract A mobile transmitter/receiver in each motor vehicle and each including a unique identification signal. One or more base stations including a receiver and transmitter which includes means to ascertain the unique identification number of a given vehicle at a given place and time. Systems are provided for ascertaining, along with the identification of the vehicle; its speed or if it is stolen, conditions such as if the vehicle is polluting the air or other maintenance problems; if the driver is intoxicated or has not fastened his seat belt. Also, the same system may be used in signalling the occurrence of an accident or other emergency situation; controlling entry into limited access areas, together with ''''operating'''' toll stations in parking lots, on toll roads, bridges, etc.
Inventors
- 👤 T Bomar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:16
CPC Classifications
G; G08; G08G; G08G1/00; G08G1/01; G08G1/017; G07; G07B; G07B15/00; G07C; G07C5/00; G07C5/008
Claims Analysis
Total Claims: 20
Claim 1
Independent Claim
6 words
means for generating an enabling signal,
Claim 2
Dependent Claim
6 words
means for generating an enabling signal,
Claim 3
Dependent Claim
30 words
A vehicle identification system comprising: a. a station exterior of the vehicle including means for generating an inquiring signal, b. a mobile transmitter and receiver system in the vehicle including:
Claim 4
Dependent Claim
30 words
A vehicle identification system comprising: a. a station exterior of the vehicle including means for generating an inquiring signal, b. a mobile transmitter and receiver system in the vehicle including:
Claim 5
Dependent Claim
99 words
A vehicle identification system comprising: a. a station exterior of the vehicle including means for generating an inquiring signal, b. a mobile transmitter and receiver system in the vehicle including: 1. means for generating an enabling signal, 2. means for actively generating a given identification signal, 3. means for receiving said inquiring signal from the exterior station, 4. means for detecting an enabling signal from another vehicle, whereby the identification signal and the enabling signal are generated by the mobile transmitter upon receiving an inquiring signal from the exterior station if no enabling signal is detected from another vehicle.
Claim 6
Dependent Claim
99 words
A vehicle identification system comprising: a. a station exterior of the vehicle including means for generating an inquiring signal, b. a mobile transmitter and receiver system in the vehicle including: 1. means for generating an enabling signal, 2. means for actively generating a given identification signal, 3. means for receiving said inquiring signal from the exterior station, 4. means for detecting an enabling signal from another vehicle, whereby the identification signal and the enabling signal are generated by the mobile transmitter upon receiving an inquiring signal from the exterior station if no enabling signal is detected from another vehicle.
Claim 7
Dependent Claim
8 words
means for actively generating a given identification signal,
Claim 8
Dependent Claim
8 words
means for actively generating a given identification signal,
Claim 9
Dependent Claim
45 words
A vehicle identification system as defined in claim 1 including a second station positioned a distance from said first mentioned station, and means at said second station for recording said identification signal if the vehicle travels between said two stations faster than a predetermined time.
Claim 10
Dependent Claim
32 words
A vehicle identification system as defined in claim 2 including means for generating a speeding signal if said identification signal is recorded, and means in the vehicle for detecting said speeding signal.
Claim 11
Dependent Claim
10 words
means for receiving said inquiring signal from the exterior station,
Claim 12
Dependent Claim
10 words
means for receiving said inquiring signal from the exterior station,
Claim 13
Dependent Claim
41 words
means for detecting an enabling signal from another vehicle, whereby the identification signal and the enabling signal are generated by the mobile transmitter upon receiving an inquiring signal from the exterior station if no enabling signal is detected from another vehicle.
Claim 14
Dependent Claim
41 words
means for detecting an enabling signal from another vehicle, whereby the identification signal and the enabling signal are generated by the mobile transmitter upon receiving an inquiring signal from the exterior station if no enabling signal is detected from another vehicle.
Claim 15
Dependent Claim
35 words
A vehicle identification system as defined in claim 1 including means at said station for storing a series of identification numbers, and means for comparing said given identification number with said series of identification numbers.
Claim 16
Dependent Claim
47 words
A vehicle identification system as defined in claim 4 including means at said station for generating an energizing signal, means in the vehicle for detecting said energizing signal, and means responsive to said energizing signal detecting means for providing an indication on said vehicle, but exterior thereto.
Claim 17
Dependent Claim
29 words
A vehicle identification system as defined in claim 1 including an alarm at said station and means responsive to said enabling signal for preventing the energization of said alarm.
Claim 18
Dependent Claim
19 words
A vehicle identification system as defined in claim 1 including means at said station for recording said identification signal.
Claim 19
Dependent Claim
20 words
A vehicle identification system as defined in claim 7 including means for recording other data together with said identification signal.
Claim 20
Dependent Claim
32 words
A vehicle identification system as defined in claim 1 including a condition responsive sensing means in the vehicle, means for generating a condition signal upon the actuation of said condition responsive means.
References Cited (Backward Citations)
US3024443A
Cited
US3203501A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-03-12 | 1976-09-11 | 1977-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-12 | 1980-09-11 | 1981-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-12 | 1984-09-11 | 1985-03-13 | $7700.00 | Window Closed / Lapsed |