Patent US4036369A successfully refreshed from Google Patents.
US4036369A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expandable rack
Assignee: NASH METALWARE CO Inc
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Filing: 1975-09-02
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Granted: 1977-07-19
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Expires: 1995-09-02
Abstract
Abstract An expandable rack comprising a plurality of shelf sections, each having beaded longitudinal edges of such size as to allow one section to telescope into the next section and bracket means only slidably supporting said sections and having a shelf receiving portion which substantially matches the exterior shape of said shelf sections thereby allowing said shelf sections freedom of movement only in a longitudinal direction.
Inventors
- 👤 Stephanie Eisenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:10
CPC Classifications
A; A47; A47B; A47B45/00
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
93 words
An expandable rack comprising (1) shelf means consisting of a plurality of shelf sections and (2) bracket means for slidably supporting said shelf means at loci intermediate the outer ends thereof and for securing said shelf means to surfaces adjacent only one longitudinal side of said shelf means, said shelf sections being adapted to slide longitudinally into or out of one another whereby the length of said rack and the position of said shelf means with respect to said bracket means can be varied while said bracket means is secured to said surfaces.
Claim 2
Dependent Claim
93 words
An expandable rack comprising (1) shelf means consisting of a plurality of shelf sections and (2) bracket means for slidably supporting said shelf means at loci intermediate the outer ends thereof and for securing said shelf means to surfaces adjacent only one longitudinal side of said shelf means, said shelf sections being adapted to slide longitudinally into or out of one another whereby the length of said rack and the position of said shelf means with respect to said bracket means can be varied while said bracket means is secured to said surfaces.
Claim 3
Dependent Claim
53 words
An expandable rack as defined in claim 1 wherein the upper longitudinal edges of each of said shelf sections are rolled to form longitudinal beads with the size of the beads on each section selected to receive the beads of the preceding section and to fit into the beads of any succeeding section.
Claim 4
Dependent Claim
63 words
An expandable rack as defined in claim 2 wherein said bracket means comprises a plurality of brackets and wherein the portion of each bracket which slidably supports said shelf means is formed to substantially match the exterior shape of said shelf sections thereby allowing said shelf means freedom of movement only in a direction parallel to the longitudinal axis of the shelf means.
Claim 5
Dependent Claim
41 words
An expandable rack as defined in claim 3 wherein the outermost of said shelf sections is provided with an end wall at one end and the innermost of said shelf sections is provided with an end wall at the opposite end.
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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) | 1980-07-18 | 1981-01-17 | 1981-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-07-18 | 1985-01-17 | 1985-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-07-18 | 1989-01-17 | 1989-07-19 | $7700.00 | Window Closed / Lapsed |