Granted Patent
Utility
US 5,252,634 · App. 07/837,810
Low VOC (volatile organic compounds), solvent-based thermoplastic pipe adhesives which maintain joint adhesive performance
Inventors:
Naresh D. Patel, Mark W. Brown
Patented Case
View Patent ↗
Granted: Oct 12, 1993
Filed: Feb 18, 1992
Inventors
Naresh D. Patel
Mark W. Brown
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.