Patents by Inventor Arvid Skaarstad

Arvid Skaarstad has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

Cartridge ring for a pollen filter in a vehicle ventilation system

Patent number: D356863

Type: Grant

Filed: December 16, 1993

Date of Patent: March 28, 1995

Inventor: Arvid Skaarstad

Cartridge ring for a pollen filter in a vehicle ventilation system