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Circassia Limited

USPTO Granted Patents = 19

% Expired Patents = 57.9

CIPO Patents = 2

EPO Patents = 14

Trademarks = 2

Forward Citations = 31

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11 inventors (with patents filed for the assignee):

Roderick Peter Hafner (14 out of 29 patents)

Paul Laidler (12 out of 12 patents)

Mark Larche (12 out of 12 patents)

4. Anthony Barrington Kay (3 out of 3 patents)

5. Robyn Elizabeth O'Hehir (2 out of 10 patents)

6. Jennifer May Rolland (2 out of 8 patents)

7. Guy Layton (2 out of 2 patents)

8. James Robinson (1 out of 5 patents)

9. Pascal Hickey (1 out of 1 patent)

10. Imre Farkas (1 out of 1 patent)

11. Graham Ruecroft (1 out of 6 patents)

12. Dipesh Parikh (5 patents)

13. Simon Ball (1 patent)

14. Paul Laider (0 patent)

15. Rod Hafner (0 patent)

19 patents: Sort by Forward Citations

1. 10143991 - Process for making crystals (2018-12-04),

2. 9850281 - Cladosporium peptides (2017-12-26),

3. 9744222 - Peptide for vaccine (2017-08-29),

4. 9657061 - Hydrochloride salt of peptide and its use in combination with other peptides for immunotherapy (2017-05-23),

5. 9375470 - Compositions with reduced dimer formation (2016-06-28),

6. 9347937 - Vaccine comprising Amb a 1 peptides for use in the treatment of ragweed allergy (2016-05-24),

7. 9340580 - Peptide with multiple epitopes (2016-05-17),

8. 9180098 - Compositions with reduced dimer formation (2015-11-10),

9. 9168295 - Vaccine peptide combinations (2015-10-27),

10. 9120865 - T cell epitopes of the Cyn d 1 allergen from bermuda grass pollen (2015-09-01),

11. 9017689 - Peptides for vaccine against birch allergy (2015-04-28),

12. 8821887 - T-cell antigen peptide from allergen for stimulation of IL-10 production (2014-09-02),

13. 8753644 - Grass peptides for vaccine (2014-06-17),

14. 8652485 - Peptide for vaccine (2014-02-18),

15. 8551493 - Peptide with reduced dimer formation (2013-10-08),

Circassia Limited is a UK-based biopharmaceutical company focused on the development and commercialization of innovative respiratory products. The organization specializes in addressing unmet medical needs in the management of asthma and chronic obstructive pulmonary disease (COPD). With a commitment to advancing respiratory health, Circassia leverages its expertise in drug formulation and delivery technologies to enhance patient outcomes and improve quality of life for individuals suffering from these chronic conditions.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

19 Patents

#44 in

#925 in United Kingdom

#32,592 in the World

Circassia Limited

Forward Citations = 31

11 inventors:

Roderick Peter Hafner (14 out of 29 patents)

Paul Laidler (12 out of 12 patents)

Mark Larche (12 out of 12 patents)

4. Anthony Barrington Kay (3 out of 3 patents)

5. Robyn Elizabeth O'Hehir (2 out of 10 patents)

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