US 12,438,495 B2
Roofing system for prevention of roofing shingle deformation
Thierry Nguyen, San Francisco, CA (US); Ming-Liang Shiao, Collegeville, PA (US); Dan Hua, San Jose, CA (US); and Matthew Grigsby, San Francisco, CA (US)
Assigned to GAF Energy LLC, Parsippany, NJ (US)
Filed by GAF Energy LLC, Parsippany, NJ (US)
Filed on Dec. 5, 2024, as Appl. No. 18/970,114.
Claims priority of provisional application 63/606,404, filed on Dec. 5, 2023.
Prior Publication US 2025/0183838 A1, Jun. 5, 2025
Int. Cl. E04D 1/34 (2006.01); H02S 20/25 (2014.01)
CPC H02S 20/25 (2014.12) [E04D 1/34 (2013.01); E04D 2001/3423 (2013.01); E04D 2001/3467 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A system, comprising:
a plurality of photovoltaic shingles installed on a roof deck; and
a plurality of roofing shingles installed on the roof deck proximate the plurality of photovoltaic shingles,
wherein each of the plurality of roofing shingles includes
a headlap portion,
wherein the headlap portion includes an upper surface and a lower surface opposite the upper surface, and
a nail zone on the headlap portion,
wherein the nail zone includes
 at least one nail receiving portion, and
 at least one opening defining a perimeter of at least a portion of the at least one nail receiving portion,
 wherein the at least one opening extends from the upper surface to the lower surface,
 wherein each of the plurality of roofing shingles is installed on the roof deck by at least one fastener, and
 wherein the at least one fastener extends through the at least one nail receiving portion.