From c51581c04e414b7bfce8d924d2057e52ff09b8f3 Mon Sep 17 00:00:00 2001
From: SuperUser <michael.heerkens@helloprint.com>
Date: Mon, 2 Mar 2026 10:09:42 +0000
Subject: [PATCH] Add xlsx schema: shared-additionalCharacteristics.xsd

---
 .../shared-additionalCharacteristics.xsd      | 28 +++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 xlsx/scripts/office/schemas/ISO-IEC29500-4_2016/shared-additionalCharacteristics.xsd

diff --git a/xlsx/scripts/office/schemas/ISO-IEC29500-4_2016/shared-additionalCharacteristics.xsd b/xlsx/scripts/office/schemas/ISO-IEC29500-4_2016/shared-additionalCharacteristics.xsd
new file mode 100644
index 0000000..542c4bf
--- /dev/null
+++ b/xlsx/scripts/office/schemas/ISO-IEC29500-4_2016/shared-additionalCharacteristics.xsd
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"
+  xmlns="http://schemas.openxmlformats.org/officeDocument/2006/characteristics"
+  targetNamespace="http://schemas.openxmlformats.org/officeDocument/2006/characteristics"
+  elementFormDefault="qualified">
+  <xsd:complexType name="CT_AdditionalCharacteristics">
+    <xsd:sequence>
+      <xsd:element name="characteristic" type="CT_Characteristic" minOccurs="0"
+        maxOccurs="unbounded"/>
+    </xsd:sequence>
+  </xsd:complexType>
+  <xsd:complexType name="CT_Characteristic">
+    <xsd:attribute name="name" type="xsd:string" use="required"/>
+    <xsd:attribute name="relation" type="ST_Relation" use="required"/>
+    <xsd:attribute name="val" type="xsd:string" use="required"/>
+    <xsd:attribute name="vocabulary" type="xsd:anyURI" use="optional"/>
+  </xsd:complexType>
+  <xsd:simpleType name="ST_Relation">
+    <xsd:restriction base="xsd:string">
+      <xsd:enumeration value="ge"/>
+      <xsd:enumeration value="le"/>
+      <xsd:enumeration value="gt"/>
+      <xsd:enumeration value="lt"/>
+      <xsd:enumeration value="eq"/>
+    </xsd:restriction>
+  </xsd:simpleType>
+  <xsd:element name="additionalCharacteristics" type="CT_AdditionalCharacteristics"/>
+</xsd:schema>
\ No newline at end of file