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USPTO Patent Rankings Data through Dec 31, 2025
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James P. Stahl, Sr. — 20 Patents

STSpecified Technologies: 18 patents #4 of 17Top 25%
DCDupont Safety & Construction: 1 patents #43 of 114Top 40%
Ringoes, NJ: #9 of 119 inventorsTop 8%
New Jersey: #4,040 of 69,400 inventorsTop 6%
Overall (All Time): #214,803 of 4,157,543Top 6%
20 Patents All Time
James P. Stahl, Sr. has been granted 20 US patents while listed as an inventor at Specified Technologies. The first was granted in 1992 and the most recent in April 2022. James P. Stahl, Sr. ranks #214,803 of 4,157,543 US inventors in our database (top 5.2%). Patent records list James P. Stahl, Sr. in Ringoes, NJ, US.

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
11300386 Ballistic materials incorporating spunlaced nonwovens Allen L. Price, David Brahms, Scott Janco, Courtney Musciano, Robert Gravel +3 more 2022-04-12
9016013 Curtain wall anchor fire protection apparatus James P. Stahl, Jr., David Augello, Paul Gandolfo 2015-04-28
8584415 Firestopping sealing means for use with gypsum wallboard in head-of-wall construction James P. Stahl, Jr., Julio Lopes 2013-11-19
8397452 Firestopping bushing James P. Stahl, Jr., Julio Lopes, Paul Gandolfo 2013-03-19
RE44033 Intumescent firestopping apparatus 2013-03-05
RE43997 Intumescent firestopping apparatus 2013-02-19
8375666 Firestopping sealing means for use with gypsum wallboard in head-of-wall construction James P. Stahl, Jr., Julio Lopes 2013-02-19
D657232 Firestopping bushing made from two separate identical parts James P. Stahl, Jr., Julio Lopes, Paul Gandolfo 2012-04-10
7797893 Apparatus for reinforcing and firestopping around a duct extending through a structural panel James P. Stahl, Jr. 2010-09-21
7694474 Method and apparatus for firestopping around a water closet drain pipe in a vertical floor opening James P. Stahl, Jr. 2010-04-13
7685792 Apparatus for enhancing reinforcing and firestopping around a duct extending through a structural panel James P. Stahl, Jr. 2010-03-30
7596914 Universal firestopping collar assembly James P. Stahl, Jr. 2009-10-06
7523590 Intumescent firestopping apparatus and method 2009-04-28
7427050 Apparatus for adjustably retaining and sealing pathway conduits mounted extending through a wall panel James P. Stahl, Jr., Julio Lopes, Leonid Kreyman 2008-09-23
7373761 Self-adjusting intumescent firestopping apparatus 2008-05-20
7240905 Method and apparatus for sealing a joint gap between two independently movable structural substrates 2007-07-10
D502147 Stackable building panel pass-through fixture 2005-02-22
6732481 Intumescent firestopping apparatus 2004-05-11
5137658 Process for forming a fire retardant intumescent material having two stages of expansion 1992-08-11
5132054 Composition of matter for a fire retardant intumescent material having two stages of expansion and a process for making thereof 1992-07-21