diff --git a/src/QEDprocesses_patch.jl b/src/QEDprocesses_patch.jl
index 282d713..0aabd40 100644
--- a/src/QEDprocesses_patch.jl
+++ b/src/QEDprocesses_patch.jl
@@ -11,15 +11,3 @@
 }
     return QEDprocesses.number_particles(proc_def, DIR(), PT())
 end
-
-@inline function QEDcore.ParticleStateful{DIR, SPECIES}(
-    mom::AbstractFourMomentum,
-) where {DIR <: ParticleDirection, SPECIES <: AbstractParticleType}
-    return ParticleStateful(DIR(), SPECIES(), mom)
-end
-
-@inline function QEDcore.ParticleStateful{DIR, SPECIES, EL}(
-    mom::EL,
-) where {DIR <: ParticleDirection, SPECIES <: AbstractParticleType, EL <: AbstractFourMomentum}
-    return ParticleStateful(DIR(), SPECIES(), mom)
-end