Beverage container with temperature sensitive marking

Details Beverage container with temperature sensitive marking Beverage container with temperature sensitive marking

1996-08-16

1998-10-13

Nold, Charles

Stock material or miscellaneous articles

Article having latent image or transformation

428 357, 428913, 2524081, 2065243, 215365, G09G 334

Patent

active

058209514

ABSTRACT:
A product container having a wall defining a receptacle for a product, and first structure on the wall changeable from a first state to a second state as an incident of the first structure being heated above a first predetermined temperature. The first structure is changeable from the second state to the first state as an incident of the first structure being cooled below a second predetermined temperature below the first predetermined temperature. The first structure remains in the first state with the first structure in a temperature range including temperatures above the second predetermined temperature.

REFERENCES:
patent: 4028118 (1977-06-01), Nakasuji et al.
patent: 4717710 (1988-01-01), Shimizu et al.
patent: 4756758 (1988-07-01), Lent et al.
patent: 4919983 (1990-04-01), Fremin
patent: 5202677 (1993-04-01), Parker et al.

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