Granted Patent
Utility
US 6,561,045 · App. 09/841,538
Sampler for eliminating particle-related artifacts for flue gas measurement
Inventors:
Benjamin Y. H. Liu, Daryl L. Roberts, Virgil A. Marple, Francisco J. Romay
Patented Case
View Patent ↗
Granted: May 13, 2003
Filed: Apr 24, 2001
Inventors
Benjamin Y. H. Liu
Daryl L. Roberts
Virgil A. Marple
Francisco J. Romay
Assignee (at issue)
MSP CORPORATION
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.