Sanitation indicator

Chemistry: molecular biology and microbiology – Apparatus – Including measuring or testing

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

116207, 116216, 116217, 116219, 422 57, 435 31, 435291, 435805, 374106, 374160, C12M 100, G01D 2100, G01K 1100, C12M 134

Patent

active

043539904

ABSTRACT:
A device for monitoring thermal energy input and displaying the relationship of the thermal energy input to a selected time/temperature relationship. The device employs an indicating material which, when melted, expands and flows into a narrow channel to provide an irreversible, visible indication of the thermal energy to which the device has been exposed.

REFERENCES:
patent: 3055759 (1962-09-01), Busby et al.
patent: 3362834 (1968-01-01), Kaye
patent: 3521489 (1970-07-01), Finkelstein
patent: 3962920 (1976-06-01), Manske
patent: 3981683 (1976-09-01), Larsson et al.
patent: 4134359 (1979-01-01), Redpath
patent: 4148272 (1979-04-01), Wetzold

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Sanitation indicator does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Sanitation indicator, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Sanitation indicator will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-223910

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.