Thermochromic finger thermometer
Latest Bio-Temp Products, Inc. Patents:
FIG. 1 is a front elevational view of a thermochromic finger thermometer showing my new design with a typical temperature indication of 80 degrees;
FIG. 2 is a left side elevational view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a front elevational view of another embodiment of my new design of FIGS. 1-6 with a typical temperature indication of 70 degrees, all other views corresponding to FIGS. 2-6.
It is understood that each temperature indication shown in FIGS. 1 and 7 has a rectangular area adjacent thereto which is visible substantially only when the liquid crystal is at that temperature; hence, normally only one rectangle is visible at any given time.
D242605 | December 7, 1976 | Van Kersen |
D243512 | March 1, 1977 | Van Kersen |
D244124 | April 26, 1977 | McLeod |
D252136 | June 19, 1979 | Khempka |
D265724 | August 10, 1982 | Khempka |
3059474 | October 1962 | Keller |
3430491 | March 1969 | Gignilliat |
3597976 | August 1971 | Fryar |
3633425 | January 1972 | Sanford |
3677088 | July 1972 | Lang |
3864976 | February 1975 | Parker |
3951133 | April 20, 1976 | Reese |
- Popular Science-1/76-p. 73-Liquid Crystal Thermometers.
Type: Grant
Filed: Jul 29, 1982
Date of Patent: Oct 29, 1985
Assignee: Bio-Temp Products, Inc. (Indianapolis, IN)
Inventor: Kailash C. Khemka (Indianapolis, IN)
Primary Examiner: Nelson C. Holtje
Law Firm: Barnes & Thornburg
Application Number: 6/402,911