Company Filing History:

7 out of 1,084

Henkel Corporation

patents

4 out of 77

Emery Industries, Inc.

patents

2 out of 321

National Distillers and Chemical Corporation

patents

Years Active: 1977-2000

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6072022 - Physiological fluid separation vehicles having improved resistance to (2000-06-06),

2. 5986039 - Branched polyesters prepared from hydroxyfunctional components with (1999-11-16),

3. 5731391 - Fluid composition for physiological separations with enhanced resistance (1998-03-24),

4. 5576367 - Polyester gasket plasticizers suitable for use with internally (1996-11-19),

5. 5556557 - Method of partitioning blood using polyesters (1996-09-17),

6. 5506333 - Polyesters for use in blood partitioning (1996-04-09),

7. 5124434 - Polyesters for use in blood partitioning compositions (1992-06-23),

8. 4698383 - Liquid copolyester plasticizers derived from 1,4-butanediol and a (1987-10-06),

9. 4689429 - Liquid copolyester plasticizers derived from 1,4-butanediol and a (1987-08-25),

10. 4066587 - Thermoplastic polyester compositions containing polyamide additives (1978-01-03),

11. 4062829 - Polyester compositions and methods of stabilizing same (1977-12-13),

12. 4062819 - Polyamide blends having improved processing characteristics (1977-12-13),

13. 4043981 - Copolyesters derived from ethoxylated 3,5-dibromo-4-hydroxybenzoic acid (1977-08-23),

Title: The Innovative Contributions of William L O'Brien

Introduction

William L O'Brien is a notable inventor based in Cincinnati, OH. He has made significant contributions to the field of physiological fluid separation, holding a total of 13 patents. His work has advanced the technology used in medical applications, particularly in the separation of blood components.

Latest Patents

Among his latest patents, O'Brien has developed a polyester composition designed to facilitate the separation of blood serum or plasma from cellular components. This composition includes a multifunctional acid component and a diol component, which are utilized in specific equivalent ratios to enhance performance. Another notable patent involves branched polyesters that serve as vehicles for formulated thixotropic gels, enabling the centrifugal separation of fluids based on density.

Career Highlights

O'Brien has worked with prominent companies such as Henkel Corporation and Emery Industries, Inc. His experience in these organizations has allowed him to refine his expertise in materials science and fluid dynamics, contributing to his innovative patent portfolio.

Collaborations

Throughout his career, O'Brien has collaborated with talented individuals, including Alan C Kilbarger and William J Mertz. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

William L O'Brien's contributions to the field of physiological fluid separation are noteworthy. His innovative patents and collaborations have significantly impacted medical technology, showcasing his dedication to advancing the industry.

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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.