Inventor
PILZ DONALD ANTHONY
US40 patents
⚠️ This page may combine multiple inventors who share the name “PILZ DONALD ANTHONY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CALIFORNIA EXPANDED METAL PRODUCTS CO
24 patentsUS10619347B2Apr 14, 2020
Fire-rated wall and ceiling system
CALIFORNIA EXPANDED METAL PRODUCTS CO40 citations98
US10563399B2Feb 18, 2020
Two-piece track system
CALIFORNIA EXPANDED METAL PRODUCTS CO38 citations98
US10246871B2Apr 2, 2019
Fire-rated joint system
CALIFORNIA EXPANDED METAL PRODUCTS CO40 citations98
US10227775B2Mar 12, 2019
Two-piece track system
CALIFORNIA EXPANDED METAL PRODUCTS CO36 citations98
US10214901B2Feb 26, 2019
Fire-rated wall and ceiling system
CALIFORNIA EXPANDED METAL PRODUCTS CO35 citations98
US10184246B2Jan 22, 2019
Fire-rated wall construction product
CALIFORNIA EXPANDED METAL PRODUCTS CO51 citations98
US10077550B2Sep 18, 2018
Fire-rated joint system
CALIFORNIA EXPANDED METAL PRODUCTS CO47 citations98
US10406389B2Sep 10, 2019
Wall gap fire block device, system and method
CALIFORNIA EXPANDED METAL PRODUCTS CO39 citations97
US10753084B2Aug 25, 2020
Fire-rated joint component and wall assembly
CALIFORNIA EXPANDED METAL PRODUCTS CO34 citations95
US11560712B2Jan 24, 2023
Two-piece track system
CALIFORNIA EXPANDED METAL PRODUCTS CO26 citations94
US11466449B2Oct 11, 2022
Fire-rated wall and ceiling system
CALIFORNIA EXPANDED METAL PRODUCTS CO17 citations94
US11268274B2Mar 8, 2022
Two-piece deflection drift angle
CALIFORNIA EXPANDED METAL PRODUCTS CO19 citations94
US11162259B2Nov 2, 2021
Mechanically fastened firestop flute plug
CALIFORNIA EXPANDED METAL PRODUCTS CO26 citations94
US11141613B2Oct 12, 2021
Wall gap fire block device, system and method
CALIFORNIA EXPANDED METAL PRODUCTS CO23 citations94
US11111666B2Sep 7, 2021
Fire or sound blocking components and wall assemblies with fire or sound blocking components
CALIFORNIA EXPANDED METAL PRODUCTS CO35 citations94
US11060283B2Jul 13, 2021
Fire-rated wall construction product
CALIFORNIA EXPANDED METAL PRODUCTS CO27 citations94
US11041306B2Jun 22, 2021
Two-piece track system
CALIFORNIA EXPANDED METAL PRODUCTS CO21 citations94
US10954670B2Mar 23, 2021
Multi-layer fire-rated joint component
CALIFORNIA EXPANDED METAL PRODUCTS CO25 citations94
US10914065B2Feb 9, 2021
Wall joint or sound block component and wall assemblies
CALIFORNIA EXPANDED METAL PRODUCTS CO35 citations94
US10900223B2Jan 26, 2021
Fire-rated joint system
CALIFORNIA EXPANDED METAL PRODUCTS CO25 citations94
US10689842B2Jun 23, 2020
Multi-layer fire-rated joint component
CALIFORNIA EXPANDED METAL PRODUCTS CO30 citations94
US10000923B2Jun 19, 2018
Fire blocking reveal
CALIFORNIA EXPANDED METAL PRODUCTS CO53 citations94
US11421417B2Aug 23, 2022
Fire-rated joint component and wall assembly
CALIFORNIA EXPANDED METAL PRODUCTS CO17 citations92
US11280084B2Mar 22, 2022
Wall joint or sound block component and wall assemblies
CALIFORNIA EXPANDED METAL PRODUCTS CO3 citations73
CEMCO LLC
16 patentsUS11920344B2Mar 5, 2024
Two-piece deflection drift angle
CEMCO LLC7 citations86
US11905705B2Feb 20, 2024
Fire-rated wall construction product
CEMCO LLC10 citations86
US11898346B2Feb 13, 2024
Fire-rated joint system
CEMCO LLC5 citations86
US11896859B2Feb 13, 2024
Wall gap fire block device, system and method
CEMCO LLC5 citations86
US11891800B2Feb 6, 2024
Wall joint or sound block component and wall assemblies
CEMCO LLC7 citations86
US11873636B2Jan 16, 2024
Fire or sound blocking components and wall assemblies with fire or sound blocking components
CEMCO LLC6 citations86
US11802404B2Oct 31, 2023
Fire-rated wall and ceiling system
CEMCO LLC6 citations85
US11773587B2Oct 3, 2023
Two-piece track system
CEMCO LLC8 citations85
US11866932B2Jan 9, 2024
Fire-rated joint component and wall assembly
CEMCO LLC8 citations83
US11933042B2Mar 19, 2024
Mechanically fastened firestop flute plug
CEMCO LLC5 citations75
US11920343B2Mar 5, 2024
Fire-rated wall joint component and related assemblies
CEMCO LLC5 citations75
US12428836B2Sep 30, 2025
Fire-rated wall construction product
CEMCO LLC0 citations62
US12252881B2Mar 18, 2025
Two-piece track system
CEMCO LLC0 citations62
US12312802B2May 27, 2025
Fire-rated joint component and wall assembly
CEMCO LLC0 citations60
US12454824B2Oct 28, 2025
Building joint with compressible firestopping component
CEMCO LLC0 citations52
US12215498B2Feb 4, 2025
Fire-rated joint system
CEMCO LLC0 citations52