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US2604426A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of fabricating a doublewall container

Assignee: Individual
•
Filing: 1950-09-01
•
Granted: 1952-07-22
•
Expires: 1970-09-01
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Abstract

No abstract record available.

Inventors

  • 👤 Beekman Emile Mck

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 12:30
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/38; B65D81/3813; B65D81/3818; B29; B29C; B29C65/00; B29C65/48; B29C65/4805; B29C65/483; B29C65/4835; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/4312; B29C66/43121; B29C66/432; B29C66/4322; B29C66/4329; B65D1/00; B65D1/22; B29C66/70; B29C66/72; B29C66/725; B29C66/7254

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 139 words
IN THE ART OF FABRICATING A DOUBLE-WALL CONTAINER, THE METHOD STEPS WHICH INCLUDE RESINIMPREGNATING PLIABLE AND ABSORBENT MATERIAL, SHAPING AND SUPPORTING SOME OF SAID IMPREGNATED MATERIAL TO CONSTITUTE A BASE FOR SAID CONTAINER, SHAPING AND SUPPORTING SOME OF SAID IMPREGNATED MATERIAL ABOUT AND IN CONTACT WITH THE EDGES OF SAID BASE MATERIAL TO CONSTITUTE THE INNER-WALL STRUCTURE FOR SAID DOUBLE-WALL CONTAINER, SHAPING AND SUPPORTING SOME OF SAID IMPREGNATED MATERIAL ABOUT AND IN SPACED RELATION WITH RESPECT TO SAID INNER-WALL MATERIAL TO CONSTITUTE THE OUTER-WALL STRUCTURE FOR SAID DOUBLE-WALL CONTAINER; AND SUBJECTING THE ASSEMBLY COMPRISING SAID BASE MATERIAL AND SAID INNER-WALL MATERIAL AND SAID OUTER-WALL MATERIAL TO TEMPERATURE AND PRESSURE CONDITIONS RESPECTIVELY APPROPRIATE FOR CURING THE RESIN AND MAINTAINED FOR A PERIOD OF TIME SUFFICIENT TO CAUSE SAID ASSEMBLY TO BECOME A UNITARY, DOUBLE-WALL, RIGID CONTAINER OF THE CHARACTER DESCRIBED.

References Cited (Backward Citations)

US1393541A Cited
US1520996A Cited
US2445290A Cited
US2340209A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1955-07-22 1956-01-21 1956-07-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1959-07-22 1960-01-21 1960-07-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1963-07-22 1964-01-21 1964-07-22 $7700.00 Window Closed / Lapsed

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