GM

Grace H. Mack

UN Unknown: 21 patents #187 of 83,584Top 1%
YB Yoder Brother: 2 patents #14 of 39Top 40%
Overall (All Time): #166,078 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
PP7642 Chrysanthemum plant named Grace Cornelis P. VandenBerg 1991-09-03
PP6888 Chrysanthemum plant named Bravo Cornelis P. VandenBerg 1989-06-27
PP6644 Chrysanthemum plant named Illusion Cornelis P. VandenBerg 1989-02-28
PP6620 Chrysanthemum plant named Frolic Cornelis P. VandenBerg 1989-02-21
PP6621 Chrysanthemum plant named Target Cornelis P. VandenBerg 1989-02-21
PP6402 Chrysanthemum plant named Encore Cornelis P. VandenBerg 1988-11-15
PP6403 Chrysanthemum plant named Ginger Cornelis P. VandenBerg 1988-11-15
PP6404 Chrysanthemum plant named Legend Cornelis P. VandenBerg 1988-11-15
PP6388 Chrysanthemum plant named Mirage William E. Duffett 1988-11-08
PP6059 Chrysanthemum plant named Adorn William E. Duffett, Cornelis P. VandenBerg 1987-12-08
PP5989 Chrysanthemum plant named Allure William E. Duffett, Cornelis P. VandenBerg 1987-05-19
PP5995 Chrysanthemum plant named Triumph William E. Duffett, Cornelis P. VandenBerg 1987-05-19
PP5739 Chrysanthemum plant named Sunbeam William E. Duffett 1986-05-06
PP5661 Chrysanthemum plant named Goldmine Jack M. Meek, by Saundra J. Meek, executrix, William E. Duffett 1986-02-11
PP5447 Chrysanthemum plant named Remarkable William E. Duffett 1985-04-23
PP5440 Chrysanthemum plant named Ballerina William E. Duffett 1985-04-16
PP5441 Chrysanthemum plant named Camelot William E. Duffett 1985-04-16
PP5338 Chrysanthemum plant named Grenadine Jack M. Meek, Saundra J. Meek, executrix by, William E. Duffett 1984-11-13
PP5324 Chrysanthemum plant named Debonair William E. Duffett 1984-11-06
PP5326 Chrysanthemum plant named Viking Jack M. Meek, by Saundra J. Meek, executrix, William E. Duffett 1984-11-06
PP5327 Chrysanthemum plant named Totem 1984-11-06
PP5269 Chrysanthemum plant named Starfire William E. Duffett 1984-08-07
PP5242 Chrysanthemum plant named Fortune William E. Duffett 1984-06-05
PP4517 Chrysanthemum plant Walter H. Jessel, Jr., William E. Duffett 1980-04-01
PP4491 Chrysanthemum plant 1980-01-08