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US3220595A Expired / Lapsed US ⏱️ 0.0 years remaining

Thin wall container with strengthening and insulating characteristics

Assignee: Illinois Tool Works Inc
•
Filing: 1963-11-27
•
Granted: 1965-11-30
•
Expires: 1983-11-27
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Abstract

No abstract record available.

Inventors

  • 👤 Edwards Bryant

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 06:55
CPC Classifications
B; B32; B32B; B32B37/00; B32B37/14; B32B37/146; A; A47; A47G; A47G19/00; A47G19/22; A47G19/2205; A47G19/2288; B29; B29C; B29C43/00; B29C43/02; B29C43/20; B29C43/203; B29C43/32; B29C43/36; B29C48/00; B29C48/001; B29C51/00; B29C51/006; B29C59/00; B29C59/02; B29C59/04; B32B27/00; B32B3/00; B32B3/10; B32B3/12; B65; B65D; B65D1/00; B65D1/22; B65D1/26; B65D1/265; B65D81/00; B65D81/18; B65D81/38; B65D81/3865; B65D81/3869; B29C43/34; B29C2043/3433; B29C48/0011; B29C48/0013; B29C48/0014; B29C48/0017; B29C48/0018; B29C48/0019; B29C48/002; B29C48/03; B29C48/07; B29C48/12; B29C48/13; B29C48/15; B29C48/154; B29C48/16; B29C48/18; B29C48/21; B29K; B29K2105/00; B29K2105/25; B29K2105/253; B29K2105/256; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24149

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 182 words
A THIN WALL SEAMLESS CONTAINER MADE FROM THERMOPLASTIC MATERIAL COMPRISING, A HOLLOW BODY MEMBER HAVING A BOTTOM WALL AND A PERIPHERALLY CONTINUOUS SIDE WALL EXTENDING UPWARDLY THEREFROM WHICH TERMINATED IN AN OPEN MOUTH, SAID CONTAINER HAVING A CROSS SECTION THROUGHOUT THE PERIPHERALLY CONTINUOUS SIDE WALL WHICH PRESENTS BETWEEN INNER AND OUTER WALL SURFACES THEREOF A BASE PORTION OF PERDETERMINED THICKNESS, SAID BASE PORTION HAVING UNIFORMLY DISTRIBUTED THROUGHOUT ITS AREA A PLURALITY OF CLOSELY SPACED, RADIALLY OUTWARDLY EXTENDING AND INTERGAL PROJECTING PORTIONS DISPOSED ON THE OUTER SIDE WALL SURFACE AND BEING JOINED TO EACH OTHER BY INTERCONNECTING MEANS AT POINTS RADIALLY OUTWARDLY OFFSET FROM SAID BASE PORTION TO STRENGTH THE CONTAINER, SAID PROJECTING PORTIONS EXTENDING OUTWARDLY BY A DIMENSION AT LEAST AS GREAT AS THE THICKNESS OF THE BASE PORTION WHEREBY THE APPARENT THICKNESS OF THE PERIPHERALLY CONTINUOUS SIDE WALL IS INCREASED TO SEPARATE CONTAINER CONTENTS FROM A USER''S HAND BY AT LEAST DOUBLE THE THICKNESS OF SIDE BASE PORTION, SAID BASE PORTION THROUGHOUT AT LEAST A MAJOR PORTION OF ITS HEIGHT BEING OF UNIFORM THICKNESS WITH A SMOOTH UNINTERRUPTED INNER WALL SURFACE.
Claim 2
Dependent Claim 182 words
A THIN WALL SEAMLESS CONTAINER MADE FROM THERMOPLASTIC MATERIAL COMPRISING, A HOLLOW BODY MEMBER HAVING A BOTTOM WALL AND A PERIPHERALLY CONTINUOUS SIDE WALL EXTENDING UPWARDLY THEREFROM WHICH TERMINATED IN AN OPEN MOUTH, SAID CONTAINER HAVING A CROSS SECTION THROUGHOUT THE PERIPHERALLY CONTINUOUS SIDE WALL WHICH PRESENTS BETWEEN INNER AND OUTER WALL SURFACES THEREOF A BASE PORTION OF PERDETERMINED THICKNESS, SAID BASE PORTION HAVING UNIFORMLY DISTRIBUTED THROUGHOUT ITS AREA A PLURALITY OF CLOSELY SPACED, RADIALLY OUTWARDLY EXTENDING AND INTERGAL PROJECTING PORTIONS DISPOSED ON THE OUTER SIDE WALL SURFACE AND BEING JOINED TO EACH OTHER BY INTERCONNECTING MEANS AT POINTS RADIALLY OUTWARDLY OFFSET FROM SAID BASE PORTION TO STRENGTH THE CONTAINER, SAID PROJECTING PORTIONS EXTENDING OUTWARDLY BY A DIMENSION AT LEAST AS GREAT AS THE THICKNESS OF THE BASE PORTION WHEREBY THE APPARENT THICKNESS OF THE PERIPHERALLY CONTINUOUS SIDE WALL IS INCREASED TO SEPARATE CONTAINER CONTENTS FROM A USER''S HAND BY AT LEAST DOUBLE THE THICKNESS OF SIDE BASE PORTION, SAID BASE PORTION THROUGHOUT AT LEAST A MAJOR PORTION OF ITS HEIGHT BEING OF UNIFORM THICKNESS WITH A SMOOTH UNINTERRUPTED INNER WALL SURFACE.

References Cited (Backward Citations)

US2221310A Cited
US2530124A Cited
GB750189A Cited
US2853222A Cited
US3169688A Cited
US3085730A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-11-29 1969-05-31 1969-11-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-11-29 1973-05-31 1973-11-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-11-29 1977-05-31 1977-11-30 $7700.00 Window Closed / Lapsed

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