A world leader
delivering intellectual property solutions across the innovation lifecycle.
Rewarding the efforts of innovators and creators
5000 Clients
1M Users
30 Countries
Since 1978
750 People
Software & Services
Discover some of our strategic offers for your IP-driven success
Intellectual Property
Search and Analysis
Software
Create powerful patent or trademark searching and analysis.
Intellectual Asset Management
Software
Align your intellectual property portfolio with business strategy.
Prior Art
and Drafting
Service
Combine patentability searches and drafting services to generate significant savings.
International Filing
and Translation
Service
We are the world largest international patent filing company.
Open Innovation Management
Software
Data, insights and smart processes to boost external innovation.
Questel Learn
A knowledge-sharing culture
Questel provides a free place to learn about Intellectual Property and Innovation. Stay up-to-date on your industry best practices.
Corporate Development
EP VALIDATION
Questel acquires Direct Validation
Questel, one of the world’s largest intellectual property software and service providers, has signed an agreement to acquire Direct Validation.
Direct Validation is a world leader in validations of European patents, the process of transforming European patents into national patents.
INNOVATION
Questel acquires majority stake in Yoomap
Questel, one of the world’s largest intellectual property software and service providers, has signed an agreement to acquire a majority stake in Yoomap, a leader in open innovation software.
IP SERVICES
Questel acquires majority stake in Brandstock
Questel, one of the world’s largest intellectual property software and service providers, has signed an agreement to acquire a majority stake in Brandstock, an international player in IP Services.
IP SERVICES
Questel acquires intellectual property services company Concur IP
Questel announces a majority investment in Concur IP, an India and US based IP services company well known for its patent drafting and standard essential patents related capabilities.
