1
Dedric M Derr: System and method for protecting oral tissues from smokeless tobacco. Rick Patent Law Offices of Rick Martin P C Martin, December 19, 2000: US06162516 (56 worldwide citation)

The present invention involves a system and method for a user of smokeless tobacco to reduce the deleterious effects to oral tissues from the chemicals generated from using smokeless tobacco. A protective shield encloses a quantity of tobacco while resting in a mouth of a user, generally between the ...


2
Derr Dedric M: System and method for protecting oral tissues from smokeless tobacco. Derr Dedric M, sSANTANGELO Luke, April 17, 1997: WO/1997/013419

The present invention involves a system and method for a user of smokeless tobacco to reduce the deleterious effects to oral tissues from the chemicals generated from using smokeless tobacco. A protective shield (1) encloses a quantity of tobacco (2) while resting in a mouth (3) of a user, generally ...



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