Granted Patent
Utility
US 6,035,593 · App. 09/126,331
Tubular skylight with snap assembly and expansion spacer
Inventors:
Bing-Ling Chao, David Windsor Rillie, Joseph Prenn, Christian P. Stevens
Patented Case
View Patent ↗
Granted: Mar 14, 2000
Filed: Jul 30, 1998
Inventors
Bing-Ling Chao
David Windsor Rillie
Joseph Prenn
Christian P. Stevens
Assignee (at issue)
Solatube International, 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.