Helze publisher
  • X-Ref PCT
    • what is it
    • who is it for
    • authors
    • sample
    • support
  • Topic-Related Index
    • what is it
    • who is it for
    • authors
    • sample
    • support
  • Smart in C
    • what is it
    • authors
    • sample
    • support
  • Tactics for D
    • what is it
    • authors
    • sample
    • support
  • Order
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Order


Here are the links to order your books:

The Cross-Referenced PCT (EQE 2026): link to webshop  
​
Topic-Related Index to the EPC, PCT and UP/UPC (EQE 2026): link to webshop​

Package deal: if you order a X-Ref PCT book and a Topic-Related Index book in one order, you will receive a discount of 20%.


Smart in C (EQE 2025): ​link to webshop​

Tactics for D (EQE 2025): link to webshop​

Note: With respect to the books Smart in C and Tactics for D, we have chosen to outsource the ordering process to a self-publishing company (including invoicing and payment). If you have problems with the order, invoice or payment, please contact the self-publishing company directly via their contact form or send them a mail. 

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Helze Publisher, Emmasingel 31-141,  5611 AZ Eindhoven,
​The Netherlands