Granted Patent
Utility
US 6,817,852 · App. 09/754,530
Direct cavity gate golf ball injection mold
Inventor:
Gerald A. Lavallee
Patented Case
View Patent ↗
Granted: Nov 16, 2004
Filed: Jan 4, 2001
Inventor
Gerald A. Lavallee
Assignee (at issue)
Callaway Golf Company
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.