Thermal sensor
US-9518872-B2 · Dec 13, 2016 · US
Method and apparatus for confirming whether a frozen food has been defrosted
US9310262B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9310262-B2 |
| Application number | US-201213674075-A |
| Country | US |
| Kind code | B2 |
| Filing date | Nov 11, 2012 |
| Priority date | Nov 11, 2012 |
| Publication date | Apr 12, 2016 |
| Grant date | Apr 12, 2016 |
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- Title
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Abstract
Official abstract text for this publication.
A defrost indicator including: a body member defining a cavity; two or more fluids, each having one or more of a different composition or characteristic; and wherein when the two or more fluids are exposed to a predetermined temperature, the two or more fluids mix or interact to produce a different composition or characteristic.
First claim
Opening claim text (preview).
What is claimed is: 1. A defrost indicator comprising: a body member defining a cavity; two or more fluids, each having one or more of a different composition or characteristic; and wherein when the two or more fluids are exposed to a predetermined temperature, the two or more fluids mix or interact to produce a different composition or characteristic; and the two or more fluids are at least one frozen liquid separating at least two gases. 2. The defrost indicator of claim 1 , wherein the body member further comprises a vent hole corresponding to the frozen liquid such that when the frozen liquid is exposed to the predetermined temperature, the at least two gases can combine and be released through the vent hole.
Assignees
Inventors
Classifications
- G01K11/06Primary
using melting, freezing, or softening · CPC title
for conservation purposes · CPC title
using changes in colour, translucency or reflectance · CPC title
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- What does patent US9310262B2 cover?
- A defrost indicator including: a body member defining a cavity; two or more fluids, each having one or more of a different composition or characteristic; and wherein when the two or more fluids are exposed to a predetermined temperature, the two or more fluids mix or interact to produce a different composition or characteristic.
- Who is the assignee on this patent?
- Rastegar Jahangir S, Spinelli Thomas, Omnitek Partners Llc
- What technology area does this patent fall under?
- Primary CPC classification G01K11/06. Mapped technology areas include Physics.
- When was this patent published?
- Publication date Tue Apr 12 2016 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).