Granted Patent
Utility
US 6,315,686 · App. 09/426,397
Golf ball dimple structures with vortex generators
Inventor:
Gilbert Barfield
Patented Case
View Patent ↗
Granted: Nov 13, 2001
Filed: Oct 25, 1999
Inventor
Gilbert Barfield
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.