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NOVO NORDISK INC. v. VIATRIS INC. - 2:26-cv-01667

NOVO NORDISK INC. v. VIATRIS INC. (Case No. 2:26-cv-01667), filed on Aug 7, 2026 in the District Court, W.D. Pennsylvania 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
2:26-cv-01667
Filing Date
Aug 7, 2026
Cause of Action
Patent Infringement
Status
-
Court
District Court, W.D. Pennsylvania
Nature of Suit
Patent - Abbreviated New Drug Application(ANDA)

Parties Involved

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

NameRepresented By
NOVO NORDISK INC. -
VIATRIS INC. -

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

Aug 10, 2026Judge Mark R. Hornak added. (ljs)PACER Document
Aug 10, 2026PATENT/TRADEMARK DOCUMENTS ISSUED. (Attachments: # 1 Complaint, # 2 Exhibit 1, # 3 Exhibit 2, # 4 Exhibit 3, # 5 Exhibit 4, # 6 Exhibit 5, # 7 Exhibit 6, # 8 Exhibit 7, # 9 Exhibit 8, # 10 Exhibit 9, # 11 Exhibit 10, # 12 Docket Sheet) (ljs) (Entered: 08/10/2026)PACER Document
Aug 10, 2026CLERK'S REQUEST FOR CORRECTIVE ACTION re 1 COMPLAINT.ERROR: Civil Cover Sheet missing County of Residence of First Listed Plaintiff and Signature of Attorney of Record.CORRECTION REQUIRED: Filer to submit a complete civil cover sheet by using the Civil Cover Sheet event, linking it to the initial pleading. (ljs)PACER Document
Aug 10, 2026Summons Issued as to MYLAN PHARMACEUTICALS INC., VIATRIS INC. (Attachments: # 1 Summons) (ljs) (Entered: 08/10/2026)PACER Document
Aug 10, 2026Civil Cover Sheet re 1 COMPLAINT,, by NOVO NORDISK A/S, NOVO NORDISK INC.. (Schermer, Leland) (Entered: 08/10/2026)PACER Document
Aug 7, 2026COMPLAINT against MYLAN PHARMACEUTICALS INC., VIATRIS INC. (Filing fee, including Administrative fee, $405, receipt number APAWDC-9785476), filed by NOVO NORDISK INC., NOVO NORDISK A/S. (Attachments: # 1 Civil Cover Sheet, # 2 Form AO 120 Report on the Filing or Determination of an Action re a Patent or Trademark, # 3 Summons - Viatris Inc., # 4 Summons - Mylan Pharmaceuticals Inc., # 5 Exhibit 1, # 6 Exhibit 2, # 7 Exhibit 3, # 8 Exhibit 4, # 9 Exhibit 5, # 10 Exhibit 6, # 11 Exhibit 7, # 12 Exhibit 8, # 13 Exhibit 9, # 14 Exhibit 10) (Schermer, Leland) (Entered: 08/07/2026)Attachment
Aug 7, 2026COMPLAINT against MYLAN PHARMACEUTICALS INC., VIATRIS INC. (Filing fee, including Administrative fee, $405, receipt number APAWDC-9785476), filed by NOVO NORDISK INC., NOVO NORDISK A/S. (Attachments: # 1 Civil Cover Sheet, # 2 Form AO 120 Report on the Filing or Determination of an Action re a Patent or Trademark, # 3 Summons - Viatris Inc., # 4 Summons - Mylan Pharmaceuticals Inc., # 5 Exhibit 1, # 6 Exhibit 2, # 7 Exhibit 3, # 8 Exhibit 4, # 9 Exhibit 5, # 10 Exhibit 6, # 11 Exhibit 7, # 12 Exhibit 8, # 13 Exhibit 9, # 14 Exhibit 10) (Schermer, Leland) (Entered: 08/07/2026)Attachment
Aug 7, 2026COMPLAINT against MYLAN PHARMACEUTICALS INC., VIATRIS INC. (Filing fee, including Administrative fee, $405, receipt number APAWDC-9785476), filed by NOVO NORDISK INC., NOVO NORDISK A/S. (Attachments: # 1 Civil Cover Sheet, # 2 Form AO 120 Report on the Filing or Determination of an Action re a Patent or Trademark, # 3 Summons - Viatris Inc., # 4 Summons - Mylan Pharmaceuticals Inc., # 5 Exhibit 1, # 6 Exhibit 2, # 7 Exhibit 3, # 8 Exhibit 4, # 9 Exhibit 5, # 10 Exhibit 6, # 11 Exhibit 7, # 12 Exhibit 8, # 13 Exhibit 9, # 14 Exhibit 10) (Schermer, Leland) (Entered: 08/07/2026)Attachment
Aug 7, 2026COMPLAINT against MYLAN PHARMACEUTICALS INC., VIATRIS INC. (Filing fee, including Administrative fee, $405, receipt number APAWDC-9785476), filed by NOVO NORDISK INC., NOVO NORDISK A/S. (Attachments: # 1 Civil Cover Sheet, # 2 Form AO 120 Report on the Filing or Determination of an Action re a Patent or Trademark, # 3 Summons - Viatris Inc., # 4 Summons - Mylan Pharmaceuticals Inc., # 5 Exhibit 1, # 6 Exhibit 2, # 7 Exhibit 3, # 8 Exhibit 4, # 9 Exhibit 5, # 10 Exhibit 6, # 11 Exhibit 7, # 12 Exhibit 8, # 13 Exhibit 9, # 14 Exhibit 10) (Schermer, Leland) (Entered: 08/07/2026)Attachment
Aug 7, 2026COMPLAINT against MYLAN PHARMACEUTICALS INC., VIATRIS INC. (Filing fee, including Administrative fee, $405, receipt number APAWDC-9785476), filed by NOVO NORDISK INC., NOVO NORDISK A/S. (Attachments: # 1 Civil Cover Sheet, # 2 Form AO 120 Report on the Filing or Determination of an Action re a Patent or Trademark, # 3 Summons - Viatris Inc., # 4 Summons - Mylan Pharmaceuticals Inc., # 5 Exhibit 1, # 6 Exhibit 2, # 7 Exhibit 3, # 8 Exhibit 4, # 9 Exhibit 5, # 10 Exhibit 6, # 11 Exhibit 7, # 12 Exhibit 8, # 13 Exhibit 9, # 14 Exhibit 10) (Schermer, Leland) (Entered: 08/07/2026)Attachment
Aug 7, 2026COMPLAINT against MYLAN PHARMACEUTICALS INC., VIATRIS INC. (Filing fee, including Administrative fee, $405, receipt number APAWDC-9785476), filed by NOVO NORDISK INC., NOVO NORDISK A/S. (Attachments: # 1 Civil Cover Sheet, # 2 Form AO 120 Report on the Filing or Determination of an Action re a Patent or Trademark, # 3 Summons - Viatris Inc., # 4 Summons - Mylan Pharmaceuticals Inc., # 5 Exhibit 1, # 6 Exhibit 2, # 7 Exhibit 3, # 8 Exhibit 4, # 9 Exhibit 5, # 10 Exhibit 6, # 11 Exhibit 7, # 12 Exhibit 8, # 13 Exhibit 9, # 14 Exhibit 10) (Schermer, Leland) (Entered: 08/07/2026)Attachment
Aug 7, 2026COMPLAINT against MYLAN PHARMACEUTICALS INC., VIATRIS INC. (Filing fee, including Administrative fee, $405, receipt number APAWDC-9785476), filed by NOVO NORDISK INC., NOVO NORDISK A/S. (Attachments: # 1 Civil Cover Sheet, # 2 Form AO 120 Report on the Filing or Determination of an Action re a Patent or Trademark, # 3 Summons - Viatris Inc., # 4 Summons - Mylan Pharmaceuticals Inc., # 5 Exhibit 1, # 6 Exhibit 2, # 7 Exhibit 3, # 8 Exhibit 4, # 9 Exhibit 5, # 10 Exhibit 6, # 11 Exhibit 7, # 12 Exhibit 8, # 13 Exhibit 9, # 14 Exhibit 10) (Schermer, Leland) (Entered: 08/07/2026)Attachment
Aug 7, 2026COMPLAINT against MYLAN PHARMACEUTICALS INC., VIATRIS INC. (Filing fee, including Administrative fee, $405, receipt number APAWDC-9785476), filed by NOVO NORDISK INC., NOVO NORDISK A/S. (Attachments: # 1 Civil Cover Sheet, # 2 Form AO 120 Report on the Filing or Determination of an Action re a Patent or Trademark, # 3 Summons - Viatris Inc., # 4 Summons - Mylan Pharmaceuticals Inc., # 5 Exhibit 1, # 6 Exhibit 2, # 7 Exhibit 3, # 8 Exhibit 4, # 9 Exhibit 5, # 10 Exhibit 6, # 11 Exhibit 7, # 12 Exhibit 8, # 13 Exhibit 9, # 14 Exhibit 10) (Schermer, Leland) (Entered: 08/07/2026)Attachment
Aug 7, 2026COMPLAINT against MYLAN PHARMACEUTICALS INC., VIATRIS INC. (Filing fee, including Administrative fee, $405, receipt number APAWDC-9785476), filed by NOVO NORDISK INC., NOVO NORDISK A/S. (Attachments: # 1 Civil Cover Sheet, # 2 Form AO 120 Report on the Filing or Determination of an Action re a Patent or Trademark, # 3 Summons - Viatris Inc., # 4 Summons - Mylan Pharmaceuticals Inc., # 5 Exhibit 1, # 6 Exhibit 2, # 7 Exhibit 3, # 8 Exhibit 4, # 9 Exhibit 5, # 10 Exhibit 6, # 11 Exhibit 7, # 12 Exhibit 8, # 13 Exhibit 9, # 14 Exhibit 10) (Schermer, Leland) (Entered: 08/07/2026)Attachment
Aug 7, 2026COMPLAINT against MYLAN PHARMACEUTICALS INC., VIATRIS INC. (Filing fee, including Administrative fee, $405, receipt number APAWDC-9785476), filed by NOVO NORDISK INC., NOVO NORDISK A/S. (Attachments: # 1 Civil Cover Sheet, # 2 Form AO 120 Report on the Filing or Determination of an Action re a Patent or Trademark, # 3 Summons - Viatris Inc., # 4 Summons - Mylan Pharmaceuticals Inc., # 5 Exhibit 1, # 6 Exhibit 2, # 7 Exhibit 3, # 8 Exhibit 4, # 9 Exhibit 5, # 10 Exhibit 6, # 11 Exhibit 7, # 12 Exhibit 8, # 13 Exhibit 9, # 14 Exhibit 10) (Schermer, Leland) (Entered: 08/07/2026)Attachment
Aug 7, 2026COMPLAINT against MYLAN PHARMACEUTICALS INC., VIATRIS INC. (Filing fee, including Administrative fee, $405, receipt number APAWDC-9785476), filed by NOVO NORDISK INC., NOVO NORDISK A/S. (Attachments: # 1 Civil Cover Sheet, # 2 Form AO 120 Report on the Filing or Determination of an Action re a Patent or Trademark, # 3 Summons - Viatris Inc., # 4 Summons - Mylan Pharmaceuticals Inc., # 5 Exhibit 1, # 6 Exhibit 2, # 7 Exhibit 3, # 8 Exhibit 4, # 9 Exhibit 5, # 10 Exhibit 6, # 11 Exhibit 7, # 12 Exhibit 8, # 13 Exhibit 9, # 14 Exhibit 10) (Schermer, Leland) (Entered: 08/07/2026)Attachment
Aug 7, 2026COMPLAINT against MYLAN PHARMACEUTICALS INC., VIATRIS INC. (Filing fee, including Administrative fee, $405, receipt number APAWDC-9785476), filed by NOVO NORDISK INC., NOVO NORDISK A/S. (Attachments: # 1 Civil Cover Sheet, # 2 Form AO 120 Report on the Filing or Determination of an Action re a Patent or Trademark, # 3 Summons - Viatris Inc., # 4 Summons - Mylan Pharmaceuticals Inc., # 5 Exhibit 1, # 6 Exhibit 2, # 7 Exhibit 3, # 8 Exhibit 4, # 9 Exhibit 5, # 10 Exhibit 6, # 11 Exhibit 7, # 12 Exhibit 8, # 13 Exhibit 9, # 14 Exhibit 10) (Schermer, Leland) (Entered: 08/07/2026)Attachment
Aug 7, 2026COMPLAINT against MYLAN PHARMACEUTICALS INC., VIATRIS INC. (Filing fee, including Administrative fee, $405, receipt number APAWDC-9785476), filed by NOVO NORDISK INC., NOVO NORDISK A/S. (Attachments: # 1 Civil Cover Sheet, # 2 Form AO 120 Report on the Filing or Determination of an Action re a Patent or Trademark, # 3 Summons - Viatris Inc., # 4 Summons - Mylan Pharmaceuticals Inc., # 5 Exhibit 1, # 6 Exhibit 2, # 7 Exhibit 3, # 8 Exhibit 4, # 9 Exhibit 5, # 10 Exhibit 6, # 11 Exhibit 7, # 12 Exhibit 8, # 13 Exhibit 9, # 14 Exhibit 10) (Schermer, Leland) (Entered: 08/07/2026)Attachment
Aug 7, 2026COMPLAINT against MYLAN PHARMACEUTICALS INC., VIATRIS INC. (Filing fee, including Administrative fee, $405, receipt number APAWDC-9785476), filed by NOVO NORDISK INC., NOVO NORDISK A/S. (Attachments: # 1 Civil Cover Sheet, # 2 Form AO 120 Report on the Filing or Determination of an Action re a Patent or Trademark, # 3 Summons - Viatris Inc., # 4 Summons - Mylan Pharmaceuticals Inc., # 5 Exhibit 1, # 6 Exhibit 2, # 7 Exhibit 3, # 8 Exhibit 4, # 9 Exhibit 5, # 10 Exhibit 6, # 11 Exhibit 7, # 12 Exhibit 8, # 13 Exhibit 9, # 14 Exhibit 10) (Schermer, Leland) (Entered: 08/07/2026)Attachment