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For the Inventor, By the Inventor

Indianapolis, IN, United States of America

Charles W Ryan

USPTO Granted Patents = 17

Average Co-Inventor Count = 1.5

ph-index = 4

Forward Citations = 101(Granted Patents)


Company Filing History:

goldMedal17 out of 4,442 
 
Eli Lilly and Company
 patents

Years Active: 1976-1988

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17 patents (USPTO):Explore Patents
1. 4777260 - Synthesis of nizatidine intermediate (1988-10-11),
2. 4645861 - 3-sulfonylamino-4-amino phenyl acyl derivatives (1987-02-24),
3. 4587344 - Isothiourea synthesis process (1986-05-06),
4. 4501921 - Synthesis of alkylidene intermediates (1985-02-26),
5. 4395560 - Preparation of 6a,10a-trans-hexahydrodibenzopyranones (1983-07-26),
6. 4171315 - Preparation of cis-hexahydrodibenzopyranones (1979-10-16),
7. 4140701 - 2,6-Methano-2H-1-benzoxocins (1979-02-20),
8. 4133816 - Preparation of (1979-01-09),
9. 4131656 - Intermediates for 5-(tertiary alkyl) resorcinol preparation (1978-12-26),
10. 4131614 - Process for preparing cis-hexahydrodibenzopyranones (1978-12-26),
11. 4115403 - Preparation of (1978-09-19),
12. 4087410 - 5-(Tertiary alkyl) resorcinol preparation and intermediates therefor (1978-05-02),
13. 4054583 - Process for converting (1977-10-18),
14. 4054582 - Process for converting cis-hexahydrodibenzo[b,d]pyran-9-ones to (1977-10-18),
15. 4054581 - Preparation of (1977-10-18),

Title: The Innovative Contributions of Charles W. Ryan

Introduction

Charles W. Ryan is a prominent inventor based in Indianapolis, IN, known for his significant contributions to the field of pharmaceuticals. With a remarkable portfolio of 17 patents, Ryan has established himself as a key player in innovation, particularly in drug synthesis and organic chemistry.

Latest Patents

Among his latest patented innovations are processes that advance pharmaceutical manufacturing. One notable patent is for the "Synthesis of Nizatidine Intermediate," which details a novel process for preparing an important intermediate for the drug nizatidine. Another of his significant contributions is the invention of "3-sulfonylamino-4-amino phenyl acyl derivatives," which describes a method of selectively sulfonating a 4-acyl-o-phenylenediamine to yield crucial intermediates for benzimidazole pharmaceuticals. These intermediates are particularly noteworthy as they introduce new concepts into the realm of organic chemistry.

Career Highlights

Charles W. Ryan has dedicated his career to Eli Lilly and Company, a pharmaceutical giant, where his work primarily focuses on drug development and synthesis. His extensive experience and innovative mindset have significantly influenced the pharmaceutical industry, leading to advancements that enhance the efficacy of various medications.

Collaborations

Throughout his career, Ryan has collaborated with esteemed colleagues such as William B. Blanchard and Bruce A. Slomski. Together, they have worked on various projects that harness their collective expertise in chemistry and drug development, further contributing to the advancements in the pharmaceutical landscape.

Conclusion

In conclusion, Charles W. Ryan’s innovative spirit and relentless pursuit of excellence have positioned him as a leading inventor in the pharmaceutical field. His contributions through his patents not only reflect his expertise but also serve to improve the development of vital medications for the betterment of public health. The impact of his work is felt across the industry and continues to inspire future innovations in pharmaceuticals.

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