Location History:
- Madison, AL (US) (2017)
- Oakdale, MN (US) (2013 - 2018)
Company Filing History:
4 out of 14,059 
1 out of 42 Years Active: 2013-2018
Title: The Innovations of John P. Purcell
Introduction
John P. Purcell is a notable inventor based in Oakdale, MN (US), recognized for his contributions to the field of polymer technology. With a total of five patents to his name, Purcell has made significant advancements in the development of tear-resistant multilayer films.
Latest Patents
Among his latest patents, Purcell has developed a tear-resistant multilayer film that includes pluralities of first and second layers. The first layers consist of a first polymer, which can be polyethylene terephthalate or a first ester block copolymer containing at least 50 percent polyethylene terephthalate blocks. The second layers are made from a second polymer, which is either sebacic acid-substituted polyethylene terephthalate or a second ester block copolymer with similar composition requirements. This innovative film can include a total of 6 to 300 layers of these polymers, enhancing its durability and resistance to tearing.
Another patent by Purcell describes a similar tear-resistant multilayer film, which also includes a stack of polymeric layers comprising first and second layer types. The specifications for the polymers remain consistent with his previous patent, emphasizing the use of polyethylene terephthalate and sebacic acid-substituted polyethylene terephthalate. This version of the film can include a total of 8 to 300 layers, showcasing Purcell's commitment to improving material performance.
Career Highlights
Purcell has worked with prominent companies such as 3M Innovative Properties Company and 3M Innovation Properties Company. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in polymer technology.
Collaborations
Throughout his career, Purcell has collaborated with notable colleagues, including Timothy J. Hebrink and Carl A. Stover. These partnerships have likely played a role in the successful development of his patents and innovations.
Conclusion
John P. Purcell's work in the field of polymer technology, particularly in the development of tear-resistant multilayer films, highlights his innovative spirit and dedication to advancing material science. His contributions continue to impact the industry positively.
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.