Mark V. Murphy has been granted 12 US patents. The first was granted in 1997 and the most recent in December 2010. Mark V. Murphy ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Mark V. Murphy in Chicago, IL, US.
Patents per Year Patents granted per year, 1997 to 2010 Bar chart with a peak of 2 patents in 2003. peak 2 1997: 1 patents 1997 1999: 1 patents 1999 2003: 2 patents 2003 2004: 2 patents 2004 2005: 1 patents 2005 2006: 2 patents 2006 2009: 2 patents 2009 2010: 1 patents 2010
Issued Patents All Time
Profile Widget
Showing 1–12 of 12 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
7856782 Grid muntin retaining clips for muntins Robert Hornung , John France , Dean Pettit , Rodney V. Erdman 2010-12-28
7533507 Clip and sash assembly for mounting components between glazing panes Robert Hornung , John France , Dean Pettit , Rodney V. Erdman 2009-05-19
7481470 Integrated tilt/sash lock assembly Mark B. Eenigenburg , Dean Pettit 2009-01-27
$12,996,000
7093349 System for manufacturing sash window assemblies James G. Prete , Richard A. Gardner , Steven E. Schultz , Vincent Eslick , George E. Heid 2006-08-22
$35,905,000
7017957 Sash lock for a sash window Dean Pettit 2006-03-28
$24,219,000
6957513 Integrated tilt/sash lock assembly Dean Pettit , Mark B. Eenigenburg 2005-10-25
$31,959,000
6802105 Spring balance assembly Allen D. Polowinczak , James G. Prete 2004-10-12
$7,867,000
6751904 Balance system for sash window assembly James G. Prete , Richard A. Gardner , Steven E. Schultz , Vincent Eslick , George E. Heid 2004-06-22
$14,048,000
6568723 Sash lock for a sash window Dean Pettit 2003-05-27
$15,804,000
6523307 Balance system for sash window assembly James G. Prete , Richard A. Gardner , Steven E. Schultz , Vincent Eslick , George E. Heid 2003-02-25
$13,575,000
5924243 Rotor for a sash balance brake and pivot pin assembly Allen D. Polowinczak , James G. Prete 1999-07-20
$16,934,000
5661927 Sliding counterbalance assembly for a sash window Allen D. Polowinczak , James Prete , Michael Bratcher 1997-09-02
$15,584,000