Location History:
- Dordrecht, NL (1990 - 1993)
- Haarlem, NL (1996)
- Vlaardingen, NL (2002)
Company Filing History:
4 out of 588 
1 out of 37 
1 out of 1,003 Years Active: 1990-2002
Title: The Innovations of Cornelis B Donker
Introduction
Cornelis B Donker is a notable inventor based in Dordrecht, Netherlands. He has made significant contributions to the field of domestic care products and detergent compositions, holding a total of six patents. His innovative approach has led to advancements that enhance the effectiveness and user experience of everyday products.
Latest Patents
One of Donker's latest patents is a domestic care product that comprises a fragrance particle. This particle includes a fragrance composition and at least one silicone polymer with a melting point of at least 10°C. The unique aspect of this invention is that at least 20% of the silicone atoms in the silicone polymer have a substituent of 16 carbon atoms or more. This formulation allows the fragrance to be used in relatively small proportions while still delivering a prolonged scent in domestic care products.
Another significant patent involves a tablet of compacted particulate detergent composition suitable for fabric washing. This tablet is subdivided into a plurality of discrete regions with differing compositions. At least one region contains a water-swellable polymer that promotes disintegration, allowing for a faster breakdown of that region compared to others. This innovation enhances the efficiency of the detergent, making it more effective for consumers.
Career Highlights
Throughout his career, Cornelis B Donker has worked with prominent companies in the industry. He has been associated with Lever Brothers Company, a division of Conopco, Inc., and Unilever Home & Personal Care USA. His work in these organizations has allowed him to develop and refine his innovative ideas, contributing to the advancement of household products.
Collaborations
Donker has collaborated with notable coworkers such as Johannes C Van De Pas and Michael Hull. These partnerships have likely played a role in the development of his patents and innovations.
Conclusion
Cornelis B Donker's contributions to the field of domestic care products and detergents demonstrate his innovative spirit and commitment to improving everyday items. His patents reflect a deep understanding of consumer needs and a drive to enhance product performance.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.