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Leica Instruments (Singapore) Pte. Ltd. vs. Carl Zeiss Meditec AG - EP3940436

EPO OPPOSITION Opposition

Status: Opposition Filed

Publication Number EP3940436

Filing Date 2026-09-16

Applicant / Office ILLUMINATION FILTER SYSTEM AND OBSERVATION SYSTEM FOR A MULTISPECTRAL FLUORESCENCE MICROSCOPE, MULTISPECTRAL FLUORESCENCE MICROSCOPE, AND MICROSCOPYING METHOD

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Metall Zug AG et al. vs. Carl Zeiss Meditec AG

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2020-00300

Filing Date 2021-06-17

Decision Type Judgment Final Written Decision Determining Some Challenged Claims Unpatentable Granting Patent Owner’s Revised Contingent Motion to Amend

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Metall Zug AG et al. vs. Carl Zeiss Meditec AG

PTAB-DECISIONS Rehearing Decision

Status: Decided

Proceeding Number IPR2020-01074

Filing Date 2021-03-04

Decision Type DECISION Denying Petitioner's Request on Rehearing of Decision Denying Institution of Inter Partes Review 37 C.F.R. 42.71(d)

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Metall Zug AG et al. vs. Carl Zeiss Meditec AG

PTAB-DECISIONS Rehearing Decision

Status: Decided

Proceeding Number IPR2020-00911

Filing Date 2021-02-03

Decision Type DECISION Denying Petitioner���s Request for Rehearing 37 C.F.R. �� 42.71(d)

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Metall Zug AG et al. vs. Carl Zeiss Meditec AG

PTAB-CASES Institution Denied

Status: Institution Denied

Proceeding Number IPR2020-01077

Filing Date 2020-06-29

Cause / Proceeding IPR

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Metall Zug AG et al. vs. Carl Zeiss Meditec AG

PTAB-CASES Institution Denied

Status: Institution Denied

Proceeding Number IPR2020-01076

Filing Date 2020-06-29

Cause / Proceeding IPR

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Metall Zug AG et al. vs. Carl Zeiss Meditec AG

PTAB-CASES Institution Denied

Status: Institution Denied

Proceeding Number IPR2020-01075

Filing Date 2020-06-29

Cause / Proceeding IPR

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Metall Zug AG et al. vs. Carl Zeiss Meditec AG

PTAB-CASES Institution Denied

Status: Institution Denied

Proceeding Number IPR2020-01074

Filing Date 2020-06-29

Cause / Proceeding IPR

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Metall Zug AG et al. vs. Carl Zeiss Meditec AG

PTAB-CASES Institution Denied

Status: Institution Denied

Proceeding Number IPR2020-00917

Filing Date 2020-05-07

Cause / Proceeding IPR

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Metall Zug AG et al. vs. Carl Zeiss Meditec AG

PTAB-CASES Institution Denied

Status: Institution Denied

Proceeding Number IPR2020-00916

Filing Date 2020-05-07

Cause / Proceeding IPR

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Metall Zug AG et al. vs. Carl Zeiss Meditec AG

PTAB-CASES Institution Denied

Status: Institution Denied

Proceeding Number IPR2020-00911

Filing Date 2020-05-07

Cause / Proceeding IPR

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Metall Zug AG et al. vs. Carl Zeiss Meditec AG

PTAB-CASES Final Written Decision

Status: Final Written Decision

Proceeding Number IPR2020-00300

Filing Date 2019-12-16

Cause / Proceeding IPR

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Joseph Neev v. Carl Zeiss Meditec Inc

PATENT LITIGATION Litigation

Status: Litigation Filed

Docket Number 8:15-cv-01996

Filing Date 2015-11-30

Cause / Court 35:271 Patent Infringement

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Carl Zeiss Meditec Inc. v. Xoft Inc.

PATENT LITIGATION Litigation

Status: Litigation Filed

Docket Number 1:10-cv-00308

Filing Date 2010-04-16

Cause / Court 35:271 Patent Infringement

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