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US4813520A Expired / Lapsed US ⏱️ 0.0 years remaining

Externally and detachably framed collapsible baggage

Assignee: Mascot Metropolitan Inc
•
Filing: 1987-08-06
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Granted: 1989-03-21
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Expires: 2007-08-06
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Abstract

Abstract A collapsible piece of baggage, comprising internally a flexible or pliable bag enclosure and externally a detachable frame to outline the bag-defining formation and to hold the flexible or pliable bag enclosure, is constructed and well arranged so that it may be readily reduced in size for storage or other purposes and so that it may be easily and quickly set up into operative condition, ready for use.

Inventors

  • 👤 Tri-Ping Lin

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 10:52
CPC Classifications
A; A45; A45C; A45C5/00; A45C5/14; A45C7/00; A45C7/0018; A45C7/0036

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 227 words
An externally and detachably framed piece of collapsible baggage comprising: a flexible bag enclosure for defining a volume therein, said bag enclosure including spaced opposed front and back sides, each said front and back side having upper, lower, left, and right edges, an external sleeve attached along each said edge, each said sleeve having first and second ends, each said sleeve extending less than the length of each said respective edge for defining a sleeveless space between adjacent sleeves; and an external collapsible frame structure supporting said flexible bag structure and defining the volume thereof, said collapsible frame structure including a pair of front and back frames supporting said front and back sides of said bag enclosure, each said front and back frame including four tubes, each tube of said four tubes being removably inserted in a respective external sleeve, each said front and back frame having four bent tubes, each bent tube detachably connecting adjacent ones of said four tubes and being in one of said sleeveless spaces defined between adjacent ends of adjacent sleeves, and collapsible cross-bar means for moving said front and back frames apart for moving said spaced opposed front and back sides of said flexible bag enclosure apart for varying the volume defined by said flexible bag enclosure, said collapsible cross-bar means being detachably attached to each said front and back frames.
Claim 2
Dependent Claim 227 words
An externally and detachably framed piece of collapsible baggage comprising: a flexible bag enclosure for defining a volume therein, said bag enclosure including spaced opposed front and back sides, each said front and back side having upper, lower, left, and right edges, an external sleeve attached along each said edge, each said sleeve having first and second ends, each said sleeve extending less than the length of each said respective edge for defining a sleeveless space between adjacent sleeves; and an external collapsible frame structure supporting said flexible bag structure and defining the volume thereof, said collapsible frame structure including a pair of front and back frames supporting said front and back sides of said bag enclosure, each said front and back frame including four tubes, each tube of said four tubes being removably inserted in a respective external sleeve, each said front and back frame having four bent tubes, each bent tube detachably connecting adjacent ones of said four tubes and being in one of said sleeveless spaces defined between adjacent ends of adjacent sleeves, and collapsible cross-bar means for moving said front and back frames apart for moving said spaced opposed front and back sides of said flexible bag enclosure apart for varying the volume defined by said flexible bag enclosure, said collapsible cross-bar means being detachably attached to each said front and back frames.
Claim 3
Dependent Claim 46 words
A device as in claim 1, wherein said cross-bar means includes an upper and lower pair of cross-bars, and each said pair of cross-bars is detachably attached to said front and back frames in one of said sleeveless spaces defined between adjacent ends of adjacent sleeves.
Claim 4
Dependent Claim 40 words
A device as in claim 2, further comprising means for detachably attaching a handle to said front and back frames, a handle detachably attached to said attaching means, and a plurality of wheels attached to said front and back frames.

References Cited (Backward Citations)

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GB190700500A Cited
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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) 1992-03-20 1992-09-19 1993-03-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1996-03-20 1996-09-19 1997-03-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2000-03-20 2000-09-19 2001-03-21 $7700.00 Window Closed / Lapsed

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