Patent US4044579A successfully refreshed from Google Patents.
US4044579A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protection means for manually operated dead bolt lock
Assignee: Individual
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Filing: 1975-11-21
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Granted: 1977-08-30
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Expires: 1995-11-21
Abstract
Abstract An enclosure, for housing a manually operated lock, comprising a wall which may be mounted on either the lock or a door to surround the lock and, if necessary, its striker plate. A cover is pivotally mounted on the wall and provided with a key-actuated lock to prevent unauthorized operation of the manually operated lock.
Inventors
- 👤 John Paul Le Bel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:46
CPC Classifications
E; E05; E05B; E05B13/00; E05B13/001; Y; Y10; Y10T; Y10T70/00; Y10T70/70; Y10T70/7441; Y10T70/7915; Y10T70/7955; Y10T70/7977; Y10T70/80; Y10T70/8838
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
154 words
Apparatus for limiting access to a manually operable lock mountable on a door having a jamb upon which a striker element is mounted comprising a housing adapted to surround such a lock and its striker on all sides thereof except on the side thereof against a door comprising wall means arranged to extend substantially perpendicularly from a door and its adjacent jamb to an outer edge further from the door than the furthermost extremity of a lock and striker therefrom, cover means moveably mounted on at least one portion of said outer edge and so formed as to substantially fill the area within the boundaries formed by said outer edge when moved into position thereagainst, means for prohibiting unauthorized movement of said cover means, and means within housing for receiving the means which fasten a manufally operable lock to a door so that the lock fastening means also fix said housing to the door.
Claim 2
Dependent Claim
154 words
Apparatus for limiting access to a manually operable lock mountable on a door having a jamb upon which a striker element is mounted comprising a housing adapted to surround such a lock and its striker on all sides thereof except on the side thereof against a door comprising wall means arranged to extend substantially perpendicularly from a door and its adjacent jamb to an outer edge further from the door than the furthermost extremity of a lock and striker therefrom, cover means moveably mounted on at least one portion of said outer edge and so formed as to substantially fill the area within the boundaries formed by said outer edge when moved into position thereagainst, means for prohibiting unauthorized movement of said cover means, and means within housing for receiving the means which fasten a manufally operable lock to a door so that the lock fastening means also fix said housing to the door.
Claim 3
Dependent Claim
63 words
The device of claim 1 wherein said housing is of such size as to extend beyond the edge of a door to which it may be mounted, and said wall means includes adjustable means for positioning at least a part of that portion of said housing which extends beyond a door edge closely adjacent jamb trim on a jamb about such a door.
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) | 1980-08-29 | 1981-02-28 | 1981-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-08-29 | 1985-02-28 | 1985-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-08-29 | 1989-02-28 | 1989-08-30 | $7700.00 | Window Closed / Lapsed |