Granted Patent
Utility
US 6,087,421 · App. 09/156,995
Pentanone-based CPVC adhesives having reduced content of heterocyclic solvents for joining CPVC substrates
Inventors:
Naresh D. Patel, Edward D. Otremba, Rashid H. Siddiqi
Patented Case
View Patent ↗
Granted: Jul 11, 2000
Filed: Sep 18, 1998
Inventors
Naresh D. Patel
Edward D. Otremba
Rashid H. Siddiqi
Assignee (at issue)
IPS Group 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.