Granted Patent
Utility
US 5,037,447 · App. 07/301,038
Method for producing laundry-resistant recording medium
Inventors:
Yoshiyuki Nishimoto, Takayasu Hongo
Patented Case
View Patent ↗
Granted: Aug 6, 1991
Filed: Jan 24, 1989
Inventors
Yoshiyuki Nishimoto
Takayasu Hongo
Assignee (at issue)
Kanzaki Paper Manufacturing Co., Ltd.
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.