diff --git a/linalg/src/frame/block_quant/panel_extract_input.rs b/linalg/src/frame/block_quant/panel_extract_input.rs
deleted file mode 100644
index 25a8d9f439..0000000000
--- a/linalg/src/frame/block_quant/panel_extract_input.rs
+++ /dev/null
@@ -1,76 +0,0 @@
-use std::fmt::{Debug, Display};
-
-use crate::frame::PackedFormat;
-use crate::mmm::{EagerPackedInput, MMMInputFormat, MMMInputValue};
-
-use super::PackedBlockQuantFormat;
-
-#[derive(Clone, Hash, Eq, PartialEq)]
-pub struct PanelExtractFormat {
-    pub pbqf: PackedBlockQuantFormat,
-}
-
-impl MMMInputFormat for PanelExtractFormat {
-    fn prepare_tensor(
-        &self,
-        _t: &tract_data::prelude::Tensor,
-        _k_axis: usize,
-        _mn_axis: usize,
-    ) -> tract_data::TractResult<Box<dyn crate::mmm::MMMInputValue>> {
-        todo!()
-    }
-
-    fn k_alignment(&self) -> usize {
-        self.pbqf.k_alignment()
-    }
-
-    fn r(&self) -> usize {
-        self.pbqf.r
-    }
-
-    fn same_as(&self, other: &dyn MMMInputFormat) -> bool {
-        other.downcast_ref::<Self>().is_some_and(|other| self == other)
-    }
-}
-
-impl Display for PanelExtractFormat {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        write!(f, "PanelExtract({})", self.pbqf)
-    }
-}
-
-impl Debug for PanelExtractFormat {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        write!(f, "PanelExtract({})", self.pbqf)
-    }
-}
-
-#[derive(Clone, Hash)]
-pub struct PanelExtractInput {
-    pub format: PanelExtractFormat,
-    pub data: EagerPackedInput,
-    pub to: PackedFormat,
-}
-
-impl MMMInputValue for PanelExtractInput {
-    fn scratch_panel_buffer_layout(&self) -> Option<std::alloc::Layout> {
-        Some(self.to.single_panel_layout(self.data.k(), self.to.dt.size_of()))
-    }
-    fn panel_bytes(&self, i: usize, buffer: Option<*mut u8>) -> tract_data::TractResult<*const u8> {
-        let scratch = buffer.unwrap();
-        unsafe {
-            self.format.pbqf.bq.extract_panel(&self.data, &self.to, i, scratch)?;
-        }
-        Ok(scratch)
-    }
-    fn mn(&self) -> usize {
-        self.data.mn()
-    }
-    fn k(&self) -> usize {
-        self.data.k()
-    }
-    fn format(&self) -> &dyn MMMInputFormat {
-        &self.format
-    }
-}
-