Granted Patent
Utility
US 6,771,276 · App. 09/697,856
Two-dimensional drawing environment utilizing perspective grids
Inventors:
Delores Highsmith, Fan Yu, David Halpin
Patented Case
View Patent ↗
Granted: Aug 3, 2004
Filed: Oct 27, 2000
Inventors
Delores Highsmith
Fan Yu
David Halpin
Assignee (at issue)
MACROMEDIA, 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.