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For the Inventor, By the Inventor

Detroit, MI, United States of America

Parke-Davis Company

USPTO Granted Patents = 65


Trademarks = 24

Forward Citations = 647

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50 inventors (with patents filed for the assignee):

goldMedal Francis John Tinney (16 out of 25 patents)

silverMedal Ernest D Nicolaides (12 out of 18 patents)

bronzeMedal Eugene Leroy Wittle (6 out of 6 patents)

4.  Theodore H Haskell (5 out of 17 patents)

5.  David Clarkston Baker (4 out of 7 patents)

6.  Alfred Campbell (4 out of 6 patents)

7.  Donald E Butler (3 out of 70 patents)

8.  James S Kaltenbronn (3 out of 32 patents)

9.  Leonard Doub (3 out of 7 patents)

10.  Mildred Catherine Rebstock (3 out of 3 patents)

11.  Werner Behme (3 out of 4 patents)

12.  Manfred Berleth (2 out of 8 patents)

13.  Edward Faith Elslager (2 out of 20 patents)

14.  Peter W Woo (2 out of 6 patents)

15.  Robert L Hayes (2 out of 2 patents)


Core Competencies:
Pharmaceutical Compositions
Peptides
Drug Delivery
Biodegradable Materials
Microtomes
Cryostat Microtome
Sterile Indicator
Intravenous Immune Globulin
Cardiovascular Disorders
Natural Dyestuffs
Absorbent Webs
Antibacterial Compounds

65 patents:

1. 5393804 - Biodegradable compositions comprising starch and alkenol polymers (1995-02-28),
2. D320930 - Package (1991-10-22),
3. 4841770 - Apparatus and method for determining the amount of substance in a vessel (1989-06-27),
4. 4625608 - Microtomes (1986-12-02),
5. 4598621 - Microtome having a handwheel for driving a specimen holder (1986-07-08),
6. 4594929 - Microtome having specimen retraction means (1986-06-17),
7. 4548051 - Cryostat microtome apparatus (1985-10-22),
8. 4502358 - Knife holder for sliding microtomes (1985-03-05),
9. 4382063 - Sterile indicator device (1983-05-03),
10. 4268265 - Natural dyestuffs for gelatine capsules (1981-05-19),
11. 4145529 - Production of 3'-deoxybutirosina A (1979-03-20),
12. 4145347 - N-(Substituted-aminoalkyl)-2-oxo-1-pyrrolidineacetamides (1979-03-20),
13. 4144246 - Pyrrolidineacetic acid esters (1979-03-13),
14. 4138013 - Enteric capsules (1979-02-06),
15. 4128540 - Pyroglutamyl-histidyl-tryptophanyl-seryl-tyrosyl hydrazides (1978-12-05),
Company Overview
Parke-Davis Company, headquartered in Detroit, MI, specializes in the development and manufacturing of pharmaceutical compositions. The organization is recognized for its expertise in peptides and innovative drug delivery systems, focusing on biodegradable materials that enhance therapeutic efficacy. Additionally, Parke-Davis is involved in advanced technologies such as microtomes and cryostat microtomes, which are essential for precise tissue sectioning in medical research. Their contributions extend to sterile indicators and intravenous immune globulin formulations, underscoring their commitment to improving healthcare outcomes.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

65 Patents

#12 in Detroit, MI

#225 in Michigan

#5,614 in US

#11,344 in the World

Detroit, MI (US)
Detroit, MI, United States of America

Parke-Davis Company

Forward Citations = 647

50 inventors:

goldMedal Francis John Tinney (16 out of 25 patents)

silverMedal Ernest D Nicolaides (12 out of 18 patents)

bronzeMedal Eugene Leroy Wittle (6 out of 6 patents)

4.  Theodore H Haskell (5 out of 17 patents)

5.  David Clarkston Baker (4 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Parke-Davis Company. Retrieved from https://idiyas.com/company/parke-davis-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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