Patent Assignment
Reel/Frame 074387/0900
Second Amendment to the Purchase and Sale Agreement Dated May 22, 2025
Recorded: 2026-01-15
Pages: 4
Assignors
DRI HEALTHCARE ACQUISITIONS LP
Executed: 2025-09-02
KALVISTA PHARMACEUTICALS LIMITED
Executed: 2025-09-02
KALVISTA PHARMACEUTICALS INC.
Executed: 2025-09-02
Assignee
DRI UK LP
C/O INTERTRUST CORPORATE SERVICES (CAYMAN) LIMITED, ONE NEXUS WAY, CAMANA BAY, KY1-9005, CAYMAN ISLANDS
Covered Properties
(14)
N-((Het) Arylmethyl)-Heteroaryl-Carboxamides Compounds as Plasma Kallikrein Inhibitors
N-((Het)Arylmethyl)-Heteroaryl-Carboxamides Compounds as Plasma Kallikrein Inhibitors
N-((Het)Arylmethyl)-Heteroaryl-Carboxamides Compounds as Kallikrein Inhibitors
N-((Het)Arylmethyl)-Heteroaryl-Carboxamides Compounds as Kallikrein Inhibitors
N-((Het)Arylmethyl)-Heteroaryl-Carboxamides Compounds as Kallikrein Inhibitors
N-((Het)Arylmethyl)-Heteroaryl-Carboxamides Compounds as Kallikrein Inhibitors
Application:
18/604,389 →
Publication:
US 2025/0074903
Polymorphs of N-[(3-Fluoro-4-Methoxypyridin-2-Yl)Methyl]-3-(Methoxymethyl)-1 -({4-[2-Oxopyridin-1-Yl)Methyl]Phenyl} Methyl)Pyrazole-4-Carboxamide as Iallikrein Inhibitors
Polymorphs of N-[(3-Fluoro-4-Methoxypyridin-2-Yl)Methyl]-3-(Methoxymethyl)-1-({4-[(2-Oxopyridin-1-Yl)Methyl]Phenyl}Methyl)Pyrazole-4-Carboxamide and Salts Thereof
Polymorphs of N-[(3-Fluoro-4-Methoxypyridin-2-Yl)Methyl]-3-(Methoxymethyl)-1-({4-[(2-Oxopyridin-1-Yl)Methyl]Phenyl}Methyl)Pyrazole-4-Carboxamide and Salts Thereof
Application:
18/347,815 →
Publication:
US 2024/0199573
Dosage Forms Comprising a Plasma Kallikrein Inhibitor
Treatments of Hereditary Angioedema
Application:
17/617,439 →
Publication:
US 2022/0218680
Treatments of Angioedema
Application:
17/617,456 →
Publication:
US 2022/0226293
Treatments of Angioedema
Application:
18/249,076 →
Publication:
US 2023/0381162
Treatments of Hereditary Angioedema
Application:
18/264,810 →
Publication:
US 2024/0122909
Related Assignments
(23)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 9, 2017
From: HODGSON, SIMON TEANBY
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 042660/0916 →
Assignment of Assignor's Interest
Jun 9, 2017
From: DAVIE, REBECCA LOUISE; EDWARDS, HANNAH JOY; EVANS, DAVID MICHAEL
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 042661/0025 →
Assignment of Assignor's Interest
Mar 22, 2019
From: EDWARDS, HANNAH JOY
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 048671/0284 →
Assignment of Assignor's Interest
Mar 22, 2019
From: CROWE, DAVID MALCOLM; PHARMATERIALS LIMITED
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 048671/0743 →
Assignment of Assignor's Interest
Mar 22, 2019
From: BEATON, HAYDN; GRIFFITHS-HAYNES, NICHOLAS JAMES; CHARNWOOD MOLECULAR LIMITED
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 048671/0196 →
Change of Assignee Address
May 15, 2019
From: KALVISTA PHARMACEUTICALS LIMITED
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 050174/0659 →
Assignment of Assignor's Interest
May 28, 2020
From: ROE, MICHAEL BRYAN; VANTIA LIMITED
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 052782/0121 →
Assignment of Assignor's Interest
May 28, 2020
From: TODD, RICHARD SIMON
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 052782/0355 →
Assignment of Assignor's Interest
May 28, 2020
From: COLLETT, JOHN; FARRAR, JAMIE JOSEPH; FRODSHAM, MICHAEL JOHN; WARD, ROBERT NEIL
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 052776/0456 →
Assignment of Assignor's Interest
May 28, 2020
From: COOK, GARY
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 052776/0547 →
Assignment of Assignor's Interest
Dec 22, 2021
From: FEENER, EDWARD PAUL; MAETZEL, ANDREAS; SMITH, MICHAEL DAVID
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 058460/0077 →
Assignment of Assignor's Interest
Dec 22, 2021
From: MARSH, SALLY LOUISE; YEA, CHRISTOPHER MARTYN
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 058459/0621 →
Assignment of Assignor's Interest
Dec 22, 2021
From: FEENER, EDWARD PAUL; MAETZEL, ANDREAS; SMITH, MICHAEL DAVID
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 058459/0728 →
Assignment of Assignor's Interest
Dec 22, 2021
From: MARSH, SALLY LOUISE; YEA, CHRISTOPHER MARTYN
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 058459/0973 →
Assignment of Assignor's Interest
Apr 14, 2023
From: FEENER, EDWARD PAUL; MAETZEL, ANDREAS; SMITH, MICHAEL DAVID
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 063323/0013 →
Assignment of Assignor's Interest
Apr 14, 2023
From: COOPER, JOHN ALEXANDER; MARSH, SALLYT LOUISE; YEA, CHRISTOPHER MARTYN
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 063340/0856 →
Assignment of Assignor's Interest
Apr 14, 2023
From: MARSH, SALLY LOUISE; YEA, CHRISTOPHER MARTYN
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 063348/0408 →
Assignment of Assignor's Interest
Apr 14, 2023
From: FEENER, EDWARD PAUL; MAETZEL, ANDREAS; SMITH, MICHAEL DAVID
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 063983/0197 →
Assignment of Assignor's Interest
Aug 9, 2023
From: FEENER, EDWARD PAUL; MAETZEL, ANDREAS; SMITH, MICHAEL DAVID; KALVISTA PHARMACEUTICALS, INC.
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 064537/0258 →
Assignment of Assignor's Interest
Aug 9, 2023
From: MARSH, SALLY LOUISE; YEA, CHRISTOPHER MARTYN
To: KALVISTA PHARMACEUTICALS LIMITED
Reel/Frame 064536/0282 →
Security Interest
Nov 11, 2024
From: KALVISTA PHARMACEUTICALS LIMITED
To: DRI HEALTHCARE ACQUISITIONS LP
Reel/Frame 069334/0267 →
Assignment of Security Interest
Jan 15, 2026
From: KALVISTA PHARMACEUTICALS LIMITED; DRI HEALTHCARE ACQUISITION LP
To: DRI UK LP
Reel/Frame 074410/0366 →
Assignment of Assignor's Interest
Jan 15, 2026
From: DRI HEALTHCARE ACQUISITIONS LP
To: DRI UK LP
Reel/Frame 073489/0961 →