Granted Patent
Utility
US 4,582,588 · App. 06/647,579
Method of anodizing and sealing aluminum
Inventors:
Millard J. Jensen, Jules D. Levine
Patented Case
View Patent ↗
Granted: Apr 15, 1986
Filed: Sep 4, 1984
Inventors
Millard J. Jensen
Jules D. Levine
Assignee (at issue)
Texas Instruments Incorporated
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.