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Douglas Pharms Drug Patent Portfolio

Douglas Pharms owns 1 orange book drug protected by 1 US patent Given below is the list of Douglas Pharms's drug patents along with their expiration dates.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US8057811 Stable clozapine suspension formulation 01 May, 2028
Active


Given below is the list of recent legal activities going on the following drug patents of Douglas Pharms.

Activity Date Patent Number
Patent litigations
Payment of Maintenance Fee, 12th Year, Large Entity 10 May, 2023 US8057811
Payment of Maintenance Fee, 8th Year, Large Entity 07 Feb, 2019 US8057811
Entity Status Set To Undiscounted (Initial Default Setting or Status Change) 05 May, 2015 US8057811
Patent Issue Date Used in PTA Calculation
Critical
15 Nov, 2011 US8057811
Recordation of Patent Grant Mailed
Critical
15 Nov, 2011 US8057811
Email Notification
Critical
28 Oct, 2011 US8057811
Issue Notification Mailed
Critical
26 Oct, 2011 US8057811
Dispatch to FDC 14 Oct, 2011 US8057811
Application Is Considered Ready for Issue
Critical
11 Oct, 2011 US8057811
Issue Fee Payment Verified
Critical
23 Sep, 2011 US8057811
Issue Fee Payment Received
Critical
23 Sep, 2011 US8057811
Mail Notice of Allowance
Critical
16 Sep, 2011 US8057811
Electronic Review
Critical
16 Sep, 2011 US8057811
Email Notification
Critical
16 Sep, 2011 US8057811
Notice of Allowance Data Verification Completed
Critical
13 Sep, 2011 US8057811


Douglas Pharms's Family Patents

Douglas Pharms drugs have patent protection in a total of 6 countries. It's US patent count contributes only to 25.0% of its total global patent coverage. Click below to unlock the full patent family tree.

Family Patents



Douglas Pharms Drug List

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


1. Versacloz

Versacloz is protected by 1 patent, which is still active. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US8057811 Stable clozapine suspension formulation 01 May, 2028
(2 years from now)
Active

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 Versacloz's drug page


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