Granted Patent
Utility
US 6,793,076 · App. 10/090,033
Glass bottle protective enclosure
Inventors:
Mary Ziping Luo, Jack Yongfeng Zhang, Frank Zhishi Xia, Rong Zhou, Denny R. S. Ko
Patented Case
View Patent ↗
Granted: Sep 21, 2004
Filed: Mar 5, 2002
Inventors
Mary Ziping Luo
Jack Yongfeng Zhang
Frank Zhishi Xia
Rong Zhou
Denny R. S. Ko
Assignee (at issue)
Amphastar Pharmaceuticals, Inc.
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.