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A USPTO utility patent application: an insulated grocery tote with a phase-change cold panel
A complete non-provisional application in 37 CFR 1.77 order: field, background, summary, drawings described figure by figure, a detailed description with reference numerals, 20 claims and the abstract.
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The prompt
Write a complete USPTO non-provisional utility patent application for an invention by Dana Whitlock of Madison, Wisconsin, assigned to Northfield Home Labs, Inc.: a collapsible insulated grocery tote with a removable phase-change cold panel that holds 4 degrees Celsius for six hours and a color-changing temperature indicator strip on the outside wall. Sections in this order: cross-reference to related applications (none), field of the invention, background, summary, brief description of the drawings (FIG. 1 to FIG. 6), a detailed description with reference numerals, 20 claims (3 independent: an apparatus, a panel, and a method of use, with dependent claims), and an abstract under 150 words. Follow 37 CFR 1.77 section order and USPTO formatting.
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How it opens
Collapsible Insulated Grocery Tote with Removable Phase-Change Cold Panel and Visual Temperature Indicator October 2026 Collapsible Insulated Grocery Tote with Removable Phase-Change Cold... Cross-Reference to Related Applications This non-provisional utility patent application is filed by Dana Whitlock of Madison, Wisconsin, assigned to Northfield Home Labs, Inc. This application does not claim priority to or the benefit of any earlier-filed U.S. provisional, non-provisional, or international patent applications. No related applications are pending or have been issued that form a basis for continuity-in-part, continuation, or divisional status. The subject matter disclosed herein is presented as an original invention without reliance on prior filing dates for priority purposes. Field of the Invention The present invention relates generally to portable insulated containers for transporting temperature- sensitive goods. More specifically, the invention pertains to a collapsible grocery tote incorporating a removable phase-change cold panel configured to maintain an internal temperature of approximately 4 degrees Celsius for at least six hours, and an external color-changing temperature indicator strip. The invention falls within the technical domain of insulated flexible carriers, distinguishable from rigid coolers and single-use packaging, and is classified under CPC classes B65D 81/34 and B65D 33/00. Background of the Invention Portable insulated containers for transporting groceries and other temperature-sensitive items are well known in the art. Traditional rigid coolers...
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