Patent US3865397A successfully refreshed from Google Patents.
Patent US3704675A successfully refreshed from Google Patents.
US3704675A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cantilever shelf assembly
Assignee: Plastics Inc
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Filing: 1971-01-15
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Granted: 1972-12-05
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Expires: 1991-01-15
Abstract
Abstract An improved cantilever shelf assembly for mounting on a wall or the like in which the shelf body comprises a reinforcing plate embedded in molded synthetic resin having locking portions extending through openings in the plate and in which the plate has a rearward extension formed with an upstanding flange which is removably received in the channel of an elongated bracket secured to the wall on which the shelf is to be mounted.
Inventors
- 👤 Gerald J Bellasalma
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:28
CPC Classifications
A; A47; A47B; A47B5/00; A47B5/02; A47B96/00; A47B96/06; A47B96/063; A47B96/02; A47B96/027
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
121 words
A cantilever shelf assembly for securing a shelf to a supporting wall including in combination, a shelf body of molded synthetic resin having a front edge and a rear edge and side edges, a perforated reinforcing plate embedded in said body with portions of said body extending through said perforations to interlock said body and said plate, a portion of said plate extending beyond the rear edge of said body, an upstanding flange along said plate portion, an elongated bracket of generally Ushaped cross section adapted to be secured to said wall, said bracket having upper and lower legs defining a channel for receiving said flange and a retaining lip on said upper leg for holding said flange in said channel.
Claim 2
Dependent Claim
121 words
A cantilever shelf assembly for securing a shelf to a supporting wall including in combination, a shelf body of molded synthetic resin having a front edge and a rear edge and side edges, a perforated reinforcing plate embedded in said body with portions of said body extending through said perforations to interlock said body and said plate, a portion of said plate extending beyond the rear edge of said body, an upstanding flange along said plate portion, an elongated bracket of generally Ushaped cross section adapted to be secured to said wall, said bracket having upper and lower legs defining a channel for receiving said flange and a retaining lip on said upper leg for holding said flange in said channel.
Claim 3
Dependent Claim
25 words
An assembly as in claim 1 in which the inner surface of said lip tapers downwardly to facilitate insertion of said flange into said channel.
Claim 4
Dependent Claim
27 words
An assembly as in claim 2 in which the inner surface of said lower leg tapers rearwardly further to facilitate entry of said flange into said channel.
Claim 5
Dependent Claim
31 words
An assembly as in claim 3 in which the junction of said plate portion and said flange has an external curvature further to facilitate entry of said flange into said channel.
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) | 1975-12-05 | 1976-06-05 | 1976-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-05 | 1980-06-05 | 1980-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-05 | 1984-06-05 | 1984-12-05 | $7700.00 | Window Closed / Lapsed |