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US4572593A Expired / Lapsed US ⏱️ 0.0 years remaining

Display case

Assignee: Individual
•
Filing: 1984-06-12
•
Granted: 1986-02-25
•
Expires: 2004-06-12
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Abstract

Abstract Disclosed is a display case comprising a gate-shaped front frame and a gate-shaped rear frame, both ends of each frame being separably mounted on four corners of a bed frame. The display case also includes a left and a right square side frame, the lower portions of both side frames being mounted by hinges interiorly of both left and right sides of the bed frame. Both left and right side frames are able to be laid down and housed within the bed frame and are able to be erected internally of the front frame and the rear frame, both of the erected left and right side frames being separably secured to the front frame and the rear frame. Transparent sliding doors are provided in the front frame and the rear frame and transparent glass plates are provided in both left and right square frames and on the upper surface of the display case.

Inventors

  • 👤 Daisuke Takamizawa
  • 👤 Aguri Okada
  • 👤 Hisayoshi Ito

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 18:38
CPC Classifications
A; A47; A47F; A47F3/00; A47F3/004

Claims Analysis

Total Claims: 5
Claim 1
Independent Claim 146 words
A display case comprising an inverted U-shaped front frame and an inverted U-shaped rear frame, both ends of each frame being separably mounted on four corners of a bed frame; a left and a right square side frame, the lower portions of both side frames being mounted by hinges interiorly of both left and right sides of the bed frame, said both left and right side frames being able to be laid down and housed within the bed frame and able to be erected internally of the front frame and the rear frame, said both erected left and right side frames being separably secured to the front frame and to the rear frame; transparent sliding doors in the front frame and in the rear frame; and transparent glass plates in both left and right square side frames and on the upper surface of the display case.
Claim 2
Dependent Claim 146 words
A display case comprising an inverted U-shaped front frame and an inverted U-shaped rear frame, both ends of each frame being separably mounted on four corners of a bed frame; a left and a right square side frame, the lower portions of both side frames being mounted by hinges interiorly of both left and right sides of the bed frame, said both left and right side frames being able to be laid down and housed within the bed frame and able to be erected internally of the front frame and the rear frame, said both erected left and right side frames being separably secured to the front frame and to the rear frame; transparent sliding doors in the front frame and in the rear frame; and transparent glass plates in both left and right square side frames and on the upper surface of the display case.
Claim 3
Dependent Claim 41 words
A display case according to claim 1, wherein each said frame comprises an inner member having sides thereof in the form of a U-shape, the member fixedly mounted internally of an outer lever having sides in the form of a recess-shape.
Claim 4
Dependent Claim 16 words
A display case according to claim 3, wherein the inner members are of a square cross-section.
Claim 5
Dependent Claim 16 words
A display case according to claim 2, wherein the outer levers are of an L-shape cross-section.

References Cited (Backward Citations)

FR625285A Cited
US2580029A Cited
US2475079A Cited
US3494686A Cited
US3556622A Cited
DE2132153A1 Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1989-02-24 1989-08-26 1990-02-25 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1993-02-24 1993-08-26 1994-02-25 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1997-02-24 1997-08-26 1998-02-25 $7700.00 Window Closed / Lapsed

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