Portus Singapore PTE Ltd & Portus PTY Ltd v. Carrier Global Corporation - 4:26-cv-04444

Portus Singapore PTE Ltd & Portus PTY Ltd v. Carrier Global Corporation (Case No. 4:26-cv-04444), filed on Jun 4, 2026 in the District Court, S.D. Texas involving patent infringement. This case involves patent infringement claims between the parties. Explore details about the litigants, key filings, and major docket updates.

Case Details

Case Number
4:26-cv-04444
Filing Date
Jun 4, 2026
Cause of Action
Patent Infringement
Status
-
Court
District Court, S.D. Texas
Nature of Suit
Patent

Parties Involved

The following parties are involved in this case, with their respective legal representatives for the case.

NameRepresented By
Portus Singapore PTE Ltd & Portus PTY Ltd -
Carrier Global Corporation -

Patents Involved

Patents not found - set an alert to get notified when patents are added.

Docket Entries

The Docket Entries section provides a chronological list of all significant filings and court actions in this case.

DateDocket EntryType

Set alerts for critical docket entry

Jun 4, 2026COMPLAINT against Carrier Global Corporation (Filing fee $ 405 receipt number ATXSDC-36025634) filed by Portus Singapore PTE Ltd & Portus PTY Ltd. (Attachments: # 1 Exhibit A, # 2 Exhibit B, # 3 Exhibit C, # 4 Exhibit D, # 5 Civil Cover Sheet) (Ramey, William) (Entered: 06/04/2026)PACER Document
Jun 4, 2026NOTICE Notice of Related Cases by Portus Singapore PTE Ltd & Portus PTY Ltd, filed. (Attachments: # 1 Exhibit A) (Ramey, William) (Entered: 06/04/2026)PACER Document
Jun 4, 2026CERTIFICATE OF INTERESTED PARTIES by Portus Singapore PTE Ltd & Portus PTY Ltd, filed. (Ramey, William) (Entered: 06/04/2026)PACER Document
Jun 4, 2026Request for Issuance of Summons as to Carrier Global Corporation, filed. (Ramey, William) (Entered: 06/04/2026)PACER Document
Jun 4, 2026NOTICE Notice of Report re. Filing of Action Regarding a Patent (AO-120) by Portus Singapore PTE Ltd & Portus PTY Ltd, filed. (Ramey, William) (Entered: 06/04/2026)PACER Document
Jun 4, 2026COMPLAINT against Carrier Global Corporation (Filing fee $ 405 receipt number ATXSDC-36025634) filed by Portus Singapore PTE Ltd & Portus PTY Ltd. (Attachments: # 1 Exhibit A, # 2 Exhibit B, # 3 Exhibit C, # 4 Exhibit D, # 5 Civil Cover Sheet) (Ramey, William) (Entered: 06/04/2026)Attachment
Jun 4, 2026COMPLAINT against Carrier Global Corporation (Filing fee $ 405 receipt number ATXSDC-36025634) filed by Portus Singapore PTE Ltd & Portus PTY Ltd. (Attachments: # 1 Exhibit A, # 2 Exhibit B, # 3 Exhibit C, # 4 Exhibit D, # 5 Civil Cover Sheet) (Ramey, William) (Entered: 06/04/2026)Attachment
Jun 4, 2026COMPLAINT against Carrier Global Corporation (Filing fee $ 405 receipt number ATXSDC-36025634) filed by Portus Singapore PTE Ltd & Portus PTY Ltd. (Attachments: # 1 Exhibit A, # 2 Exhibit B, # 3 Exhibit C, # 4 Exhibit D, # 5 Civil Cover Sheet) (Ramey, William) (Entered: 06/04/2026)Attachment
Jun 4, 2026COMPLAINT against Carrier Global Corporation (Filing fee $ 405 receipt number ATXSDC-36025634) filed by Portus Singapore PTE Ltd & Portus PTY Ltd. (Attachments: # 1 Exhibit A, # 2 Exhibit B, # 3 Exhibit C, # 4 Exhibit D, # 5 Civil Cover Sheet) (Ramey, William) (Entered: 06/04/2026)Attachment
Jun 4, 2026COMPLAINT against Carrier Global Corporation (Filing fee $ 405 receipt number ATXSDC-36025634) filed by Portus Singapore PTE Ltd & Portus PTY Ltd. (Attachments: # 1 Exhibit A, # 2 Exhibit B, # 3 Exhibit C, # 4 Exhibit D, # 5 Civil Cover Sheet) (Ramey, William) (Entered: 06/04/2026)Attachment