Mark W. Waldrop has been granted 9 US patents while listed as an inventor at Basf Se . The first was granted in 1996 and the most recent in March 2003. Mark W. Waldrop ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Mark W. Waldrop in Royal Oak, MI, US.
Patents per Year Patents granted per year, 1996 to 2003 Bar chart with a peak of 2 patents in 1996. peak 2 1996: 2 patents 1996 1997: 1 patents 1997 1998: 2 patents 1998 1999: 1 patents 1999 2002: 1 patents 2002 2003: 2 patents 2003
Issued Patents All Time
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Showing 1–9 of 9 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
6530382 Gel purge formulations and methods of cleaning extruders by using the same — 2003-03-11
$320,000
6514922 Gel purge formulations and methods of cleaning extruders by using the same — 2003-02-04
$384,000
6391950 MABS-based PVC pipe cement — 2002-05-21
$347,000
6001188 Substituted pyrrolidone plasticized thermoplastic resin useful as a plastic processing equipment cleaning compound William C. Walsh , Tom A. Hazenstab 1999-12-14
5852083 Process for making hot melt adhesives using water soluble substituted lactam/polymer solutions as feedstocks William C. Walsh 1998-12-22
5852091 Solid alcohol-filled PVC pipe cement William C. Walsh 1998-12-22
5698045 Method of cleaning polymer residues with NMP William C. Walsh , Lawrence E. James , William P. Monahan 1997-12-16
5562794 Low solvent, thermoplastic polyurethane containing solvent cement Ulrich Abel , Lawrence E. James 1996-10-08
5563193 Low solvent, thermoplastic polyurethane containing solvent cement Ulrich Abel , Lawrence E. James 1996-10-08
