SB

Stephen M. Blackman

FC Federal Paper Board Co.: 7 patents #3 of 26Top 15%
IP International Paper: 1 patents #445 of 935Top 50%
📍 Westmont, IL: #29 of 290 inventorsTop 10%
🗺 Illinois: #11,418 of 84,256 inventorsTop 15%
Overall (All Time): #665,900 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
6286754 Paperboard cup holder David E. Stier, Kurt Jensen 2001-09-11
5025980 Double use express mail envelope 1991-06-25
4955527 Clamshell style carton Douglas L. Neale 1990-09-11
4850529 Tube construction for food and beverage tray 1989-07-25
4838414 Basket carrier and internesting blanks therefor 1989-06-13
4799594 Vending and reclosure device for powder and granular products 1989-01-24
4782943 Basket-like carrier for cups and the like and blank for forming the same 1988-11-08
4706875 Vending and reclosure device for powder and granular products 1987-11-17