Dorc Drug Patent Portfolio

Dorc owns 2 orange book drugs protected by 4 US patents Given below is the list of Dorc's drug patents along with their expiration dates.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US6372449 Opthalmic methods and uses 12 Nov, 2019 Expired
US6367480 Methods for visualizing the anterior lens capsule of the human eye 26 Oct, 2019 Expired
US6696430 Use of vital dye for facilitating surgical procedures for vitreo-retinal surgery 07 May, 2019 Expired
US6720314 Use of a vital dye for facilitating surgical procedures for cataract extraction 07 May, 2019 Expired


Dorc's Family Patents


Family Patents



Dorc Drug List

Given below is the complete list of Dorc's drugs and the patents protecting them.


1. Membraneblue

Membraneblue is protected by 2 patents, out of which all have expired. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US6372449 Opthalmic methods and uses 12 Nov, 2019
(4 years ago)
Expired
US6696430 Use of vital dye for facilitating surgical procedures for vitreo-retinal surgery 07 May, 2019
(5 years ago)
Expired

Discover which of these patents contain the active ingredient(API) of the drug, their family patents, along with litigation and legal activity details of these patents on Membraneblue's drug page


2. Visionblue

Visionblue is protected by 2 patents, out of which all have expired. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US6367480 Methods for visualizing the anterior lens capsule of the human eye 26 Oct, 2019
(4 years ago)
Expired
US6720314 Use of a vital dye for facilitating surgical procedures for cataract extraction 07 May, 2019
(5 years ago)
Expired

Discover which of these patents contain the active ingredient(API) of the drug, their family patents, along with litigation and legal activity details of these patents on Visionblue's drug page


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