Patent US3779332A successfully refreshed from Google Patents.
US3779332A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety ignition lock
Assignee: Individual
•
Filing: 1969-10-20
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Granted: 1973-12-18
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Expires: 1989-10-20
Abstract
Abstract An automotive anti-theft device wherein the ignition switch is positioned in the driver''s door and is interrelated with the door locking mechanism. The interrelationship between the door locking mechanism and the ignition switch is such that the key cannot be inserted in the ignition switch until the door is locked and the door cannot be unlocked until the key is removed.
Inventors
- 👤 J Snitgen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:28
CPC Classifications
B; B60; B60R; B60R25/00; B60R25/01; B60R25/04; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5889; Y10T70/5969; Y10T70/80; Y10T70/8432; Y10T70/8649
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
70 words
In a motor vehicle having a keY operated ignition switch and a door lock operable between a locked position and a released position when a key is not present in said ignition switch, the improvement comprising means for precluding closing of said ignition switch until said door lock is locked, wherein the means for precluding closing of the switch comprises means for precluding entry of a key into the switch.
Claim 2
Dependent Claim
70 words
In a motor vehicle having a keY operated ignition switch and a door lock operable between a locked position and a released position when a key is not present in said ignition switch, the improvement comprising means for precluding closing of said ignition switch until said door lock is locked, wherein the means for precluding closing of the switch comprises means for precluding entry of a key into the switch.
Claim 3
Dependent Claim
32 words
The device as set forth in claim 1 wherein the means for precluding the entry of the key into the switch includes linkage means for interconnecting the door lock with said means.
Claim 4
Dependent Claim
25 words
The device as set forth in claim 2 wherein the ignition switch and the door lock are carried by the driver''s door of the vehicle.
Claim 5
Dependent Claim
86 words
In a motor vehicle having a key operated ignition switch and a door lock operable between a locked position and a released position when a key is not present in said ignition switch, the improvement comprising means for precluding closing of said ignition switch until said door lock is locked, wherein the means for precluding closing of the ignition switch until the door lock is locked further includes means for requiring removal of the key from the ignition switch before the door lock can be unlocked.
Claim 6
Dependent Claim
86 words
In a motor vehicle having a key operated ignition switch and a door lock operable between a locked position and a released position when a key is not present in said ignition switch, the improvement comprising means for precluding closing of said ignition switch until said door lock is locked, wherein the means for precluding closing of the ignition switch until the door lock is locked further includes means for requiring removal of the key from the ignition switch before the door lock can be unlocked.
Claim 7
Dependent Claim
54 words
The device as set froth in claim 4 wherein the means for precluding closing of the switch until the door is locked and unlocking of the door until the key is removed includes means for blocking the key receiving opening of the switch and linkage means interconnecting said blocking means with said door lock.
Claim 8
Dependent Claim
25 words
The device as set forth in claim 5 further including a driver''s door, the ignition switch and the lock being carried by the driver''s door.
Claim 9
Dependent Claim
87 words
In a motor vehicle having a key operated ignition switch and a door lock, the improvement comprising blocking means adapted to engage a key in said ignition switch and linkage means interconnecting said door lock and said blocking means for moving said blocking means into engagement with a key in said ignition switch when an attempt is made to move said door lock from its locked position to its released position for insuring removal of the key from said ignition switch before said door lock is released.
Claim 10
Dependent Claim
87 words
In a motor vehicle having a key operated ignition switch and a door lock, the improvement comprising blocking means adapted to engage a key in said ignition switch and linkage means interconnecting said door lock and said blocking means for moving said blocking means into engagement with a key in said ignition switch when an attempt is made to move said door lock from its locked position to its released position for insuring removal of the key from said ignition switch before said door lock is released.
Claim 11
Dependent Claim
25 words
The device as set forth in claim 7 further including an operator''s door, said ignition switch and said door lock being carried by said door.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-12-17 | 1977-06-18 | 1977-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-17 | 1981-06-18 | 1981-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-17 | 1985-06-18 | 1985-12-18 | $7700.00 | Window Closed / Lapsed |