Update app.py

app.py

@@ -128,9 +128,11 @@ if __name__ == "__main__":
     )
     st.header("📖 Patent Chat: Google Patents Chat Demo")
 
+    # Fetch query parameters safely
+    query_params = st.query_params
+    default_patent_link = query_params.get("patent_link", "https://patents.google.com/patent/US8676427B1/en")
+    
     # Input for Google Patent Link
-    query_params = st.experimental_get_query_params()
-    default_patent_link = query_params.get("patent_link", ["https://patents.google.com/patent/US8676427B1/en"])[0]
     patent_link = st.text_area("Enter Google Patent Link:", value=default_patent_link, height=100)
 
     # Button to start processing