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For the Inventor, By the Inventor

Nottingham, United Kingdom

Quadrant Drug Delivery Limited


USPTO Granted Patents = 19

% Expired Patents = 73.7


Forward Citations = 644

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17 inventors (with patents filed for the assignee):

goldMedal Bruce J Roser (12 out of 41 patents)

silverMedal Camilo Colaco (6 out of 25 patents)

bronzeMedal Jaap Kampinga (6 out of 16 patents)

4.  Julian Blair (6 out of 14 patents)

5.  Victor Bronshtein (3 out of 13 patents)

6.  Nicola Whitfield (1 out of 1 patent)

7.  Jaap Koopman (1 out of 1 patent)

8.  Jos Grimbergen (1 out of 1 patent)

9.  Andrew Derek Sutton (1 out of 15 patents)

10.  Susan Stewart Smith (1 out of 1 patent)

11.  Stuart Robinson (1 out of 1 patent)

12.  Kevin R Bracken (1 out of 3 patents)

13.  Lynn Linkowski (1 out of 1 patent)

14.  Stoffer Stienstra (1 out of 1 patent)

15.  David R Williams (1 out of 25 patents)


19 patents:

1. 9827205 - Dry powder fibrin sealant (2017-11-28),
2. 7785631 - Solid dose delivery vehicle and methods of making same (2010-08-31),
3. 7780991 - Solid dose delivery vehicle and methods of making same (2010-08-24),
4. 7744925 - Solid dose delivery vehicle and methods of making same (2010-06-29),
5. 7501493 - Dried blood factor composition comprising trehalose (2009-03-10),
6. 7381796 - Dried blood factor composition comprising trehalose (2008-06-03),
7. 7244825 - Dried blood factor composition trehalose (2007-07-17),
8. 7244824 - Dried blood factor composition comprising trehalose (2007-07-17),
9. 7220836 - Dried blood factor composition comprising trehalose (2007-05-22),
10. 7153472 - Preservation and formulation of bioactive materials for storage and delivery in hydrophobic carriers (2006-12-26),
11. 7056495 - Solid dose delivery vehicle and methods of making same (2006-06-06),
12. 6939530 - Preparation of further diagnostic agents (2005-09-06),
13. 6926908 - Formulation for inhalation (2005-08-09),
14. 6893657 - Solid dose delivery vehicle and methods of making same (2005-05-17),
15. 6872357 - Formulation of preservation mixtures containing sensitive biologicals to be stabilized for ambient temperature storage by drying (2005-03-29),
Company Overview
Quadrant Drug Delivery Limited is a Nottingham-based company specializing in innovative drug delivery systems. The organization focuses on developing advanced formulations and technologies that enhance the efficacy and safety of therapeutic agents. With a commitment to improving patient outcomes, Quadrant leverages its expertise in pharmaceutical sciences to create tailored solutions for various medical applications. The company aims to address complex challenges in drug administration and optimize treatment regimens across diverse therapeutic areas.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

19 Patents

#7 in Nottingham

#928 in United Kingdom

#32,663 in the World

Nottingham, GB
Nottingham, United Kingdom

Quadrant Drug Delivery Limited

Forward Citations = 644

17 inventors:

goldMedal Bruce J Roser (12 out of 41 patents)

silverMedal Camilo Colaco (6 out of 25 patents)

bronzeMedal Jaap Kampinga (6 out of 16 patents)

4.  Julian Blair (6 out of 14 patents)

5.  Victor Bronshtein (3 out of 13 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Quadrant Drug Delivery Limited. Retrieved from https://idiyas.com/company/quadrant-drug-delivery

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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