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Details for Patent: 6,846,412

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Patent 6,846,412 protects VARITHENA and is included in one NDA.

This patent has five patent family members in three countries.

Summary for Patent: 6,846,412

Title: Combination filter assembly
Abstract:A combination filter assembly having a plurality of filter sieves positioned in parallel one after the other in the direction of flow. The filter sieves are stretched and mounted in housing elements to form filter elements. The housing elements are in contact with each other by means of top and bottom bearing faces, and are maintained in a stack. The filter elements have a cylindrical shape with annular bearing faces, wherein one bearing face includes a centering male coupling and sealing formation, and the other bearing face includes a corresponding centering female coupling and sealing formation.
Inventor(s): Hogan; Brendan (Limerick, IE), Myers; Jan Willem Marinus (Venlo, NL)
Assignee: BTG International Limited (London, GB)
Application Number:10/166,162
Patent Claim Types:
see list of patent claims
Patent Metrics:
Source: PatentQuant.com
Field: Not categorized
Back Citations: 16th percentile
Forward Citations: 2nd percentile

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
SOLUTION;INTRAVENOUS205098-001Nov 25, 2013RXYes6,846,412Jul 19, 2022Y
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Foreign Priority and PCT Information for Patent: 6,846,412

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Germany201 09 515 UJun 11, 2001
Germany201 12 986 UAug 14, 2001

International Patent Family for Patent: 6,846,412

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office1266682<disabled in preview>
Germany50101401<disabled in preview>
Germany20112986<disabled in preview>
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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