Granted Patent
Utility
US 4,797,350 · App. 07/035,078
Process for forming dye-image using a developer comprising an image stabilizer, a hydroxylamine and not containing benzyl alcohol
Inventors:
Keiji Ohbayashi, Shigeo Chino, Mitsuhiro Okumura, Kaoru Onodera
Patented Case
View Patent ↗
Granted: Jan 10, 1989
Filed: Apr 6, 1987
Inventors
Keiji Ohbayashi
Shigeo Chino
Mitsuhiro Okumura
Kaoru Onodera
Assignee (at issue)
Konishiroku Photo Industry 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.