Patent US3902703A successfully refreshed from Google Patents.
US3902703A
Expired / Lapsed
US
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Fence
Assignee: Allibert Exploitation SA
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Filing: 1973-10-04
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Granted: 1975-09-02
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Expires: 1993-10-04
Abstract
Abstract A fence for bounding, protecting, surrounding and signalling working sites or prohibited areas, or private grounds, which comprises spaced parallel uprights each comprising at least one tenon extending from one side and adapted to engage, and be retained by snap-action locking means in a corresponding cavity formed in the adjacent element upright, the end element of the panel or array formed by a plurality of such elements being free of any tenon. The panel is held in its vertical position by means of wires and ground-anchored pickets as in conventional fences.
Inventors
- 👤 Jean-Gauthier-Rene Bouye
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:44
CPC Classifications
E; E04; E04H; E04H17/00; E04H17/14; E04H17/1413; E04H17/1417; E04H17/1426; E04H17/16; E04H17/18
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
124 words
A fence comprising a multiplicity of interfitting elements each comprising an upright formed with at least one tenon rigid therewith and extending at right angles therefrom at one side of the upright, each upright being formed with a socket on an opposite side thereof complementary to the free end of said tenon, and means on each tenon and socket forming a snap fitting whereby assembly of said uprights with each tenon received in a socket of a neighboring upright defines a panel adapted to be supported on the ground, said panel having an end element free from any tenon, said sockets and said tenons of said panel defining throughgoing passages within a substantially continuous tube formed upon assembly of said uprights into said panel.
Claim 2
Dependent Claim
124 words
A fence comprising a multiplicity of interfitting elements each comprising an upright formed with at least one tenon rigid therewith and extending at right angles therefrom at one side of the upright, each upright being formed with a socket on an opposite side thereof complementary to the free end of said tenon, and means on each tenon and socket forming a snap fitting whereby assembly of said uprights with each tenon received in a socket of a neighboring upright defines a panel adapted to be supported on the ground, said panel having an end element free from any tenon, said sockets and said tenons of said panel defining throughgoing passages within a substantially continuous tube formed upon assembly of said uprights into said panel.
Claim 3
Dependent Claim
34 words
The fence defined in claim 1 wherein two such tenons are provided along one side of each upright and each upright has two such sockets along its side opposite said tenons and aligned therewith.
Claim 4
Dependent Claim
34 words
The fence defined in claim 1 wherein said means defining said snap fitting includes a deflectible tongue on each tenon and a recess in a wall of each socket adapted to receive said tongue.
Claim 5
Dependent Claim
19 words
The fence defined in claim 1 wherein each upright and its tenons is molded unitarily from a plastic material.
Claim 6
Dependent Claim
16 words
The fence defined in claim 4 wherein alternating elements of said panel are of different color.
Claim 7
Dependent Claim
132 words
A fence comprising a multiplicity of interfitting elements each comprising an upright formed with at least one tenon rigid therewith and extending at right angles therefrom at one side of the upright, each upright being formed with a socket on an opposite side thereof complementary to the free end of said tenon, and means on each tenon and socket forming a snap fitting whereby assembly of said uprights with each tenon received in a socket of a neighboring upright defines a panel adapted to be supported on the ground, said panel having an end element free from any tenon, each of said uprights having in front elevational view the appearance of a flat elongated sheet comprising U-section relief portions along the longitudinal edges of said sheet, said tenons being of U-cross-sectional contour.
Claim 8
Dependent Claim
132 words
A fence comprising a multiplicity of interfitting elements each comprising an upright formed with at least one tenon rigid therewith and extending at right angles therefrom at one side of the upright, each upright being formed with a socket on an opposite side thereof complementary to the free end of said tenon, and means on each tenon and socket forming a snap fitting whereby assembly of said uprights with each tenon received in a socket of a neighboring upright defines a panel adapted to be supported on the ground, said panel having an end element free from any tenon, each of said uprights having in front elevational view the appearance of a flat elongated sheet comprising U-section relief portions along the longitudinal edges of said sheet, said tenons being of U-cross-sectional contour.
Claim 9
Dependent Claim
95 words
The fence defined in claim 6 wherein the end of a tenon extends through apertures provided to this end in the two sides of one of the two U-shaped relief portions of the adjacent element, as well as in one side of the other one of said two portions, the tenon end comprising a boss for the detent-positioning thereof which is adapted to engage the other side of said last-named U-shaped relief portions, the detent-positioning action being caused by the mutual engagement of said boss with the edge of the flat sheet of said upright.
Claim 10
Dependent Claim
43 words
The fence defined in claim 7 wherein the cavities provided for receiving said tenons are bounded by two flat parallel sheets disposed ahead of the flat sheet of each upright but behind its U-shaped relief portions, when viewing the elements from the front.
Claim 11
Dependent Claim
35 words
The fence defined in claim 6 wherein each one of the interfitting elements comprises at least one pair of holes permitting the fastening thereof by means of iron wire to pickets driven in the ground.
Claim 12
Dependent Claim
46 words
The fence defined in claim 9 wherein the end of each tenon comprises a pair of holes, another pair of holes being formed in the flat sheet portion of each upright so as to register with the first holes in the assembled conditions of said elements.
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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) | 1978-09-01 | 1979-03-03 | 1979-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-09-01 | 1983-03-03 | 1983-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-09-01 | 1987-03-03 | 1987-09-02 | $7700.00 | Window Closed / Lapsed |