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Information, Expiry & Status of Health Canada Patents covering Ritalin.

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01 8Janssen Inc.

02 16Purdue Pharma

03 1Blank

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01

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Methylphenidate Hydrochloride

Brand Name : CONCERTA

Patent Number : 2264852

Filing Date : 1997-09-16

Strength per Unit : 18mg

Dosage Form : Extended Release Tablet

Human Or VET : Human

Route of Administration : Oral

Patent Expiration Date : 2017-09-16

Date Granted : 2005-11-01

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02

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Methylphenidate Hydrochloride

Brand Name : CONCERTA

Patent Number : 2264852

Filing Date : 1997-09-16

Strength per Unit : 27mg

Dosage Form : Extended Release Tablet

Human Or VET : Human

Route of Administration : Oral

Patent Expiration Date : 2017-09-16

Date Granted : 2005-11-01

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03

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Methylphenidate Hydrochloride

Brand Name : CONCERTA

Patent Number : 2264852

Filing Date : 1997-09-16

Strength per Unit : 36mg

Dosage Form : Extended Release Tablet

Human Or VET : Human

Route of Administration : Oral

Patent Expiration Date : 2017-09-16

Date Granted : 2005-11-01

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04

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Methylphenidate Hydrochloride

Brand Name : CONCERTA

Patent Number : 2264852

Filing Date : 1997-09-16

Strength per Unit : 54mg

Dosage Form : Extended Release Tablet

Human Or VET : Human

Route of Administration : Oral

Patent Expiration Date : 2017-09-16

Date Granted : 2005-11-01

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05

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Pharmaconex 2024
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Pharmaconex 2024
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Methylphenidate Hydrochloride

Brand Name : CONCERTA

Patent Number : 2515884

Filing Date : 1997-09-16

Strength per Unit : 18mg

Dosage Form : Extended Release Tablet

Human Or VET : Human

Route of Administration : Oral

Patent Expiration Date : 2017-09-16

Date Granted : 2016-10-18

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06

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Pharmaconex 2024
Not Confirmed
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Pharmaconex 2024
Not Confirmed

Methylphenidate Hydrochloride

Brand Name : CONCERTA

Patent Number : 2515884

Filing Date : 1997-09-16

Strength per Unit : 27mg

Dosage Form : Extended Release Tablet

Human Or VET : Human

Route of Administration : Oral

Patent Expiration Date : 2017-09-16

Date Granted : 2016-10-18

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07

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Pharmaconex 2024
Not Confirmed
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Pharmaconex 2024
Not Confirmed

Methylphenidate Hydrochloride

Brand Name : CONCERTA

Patent Number : 2515884

Filing Date : 1997-09-16

Strength per Unit : 36mg

Dosage Form : Extended Release Tablet

Human Or VET : Human

Route of Administration : Oral

Patent Expiration Date : 2017-09-16

Date Granted : 2016-10-18

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08

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Pharmaconex 2024
Not Confirmed
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Pharmaconex 2024
Not Confirmed

Methylphenidate Hydrochloride

Brand Name : CONCERTA

Patent Number : 2515884

Filing Date : 1997-09-16

Strength per Unit : 54mg

Dosage Form : Extended Release Tablet

Human Or VET : Human

Route of Administration : Oral

Patent Expiration Date : 2017-09-16

Date Granted : 2016-10-18

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09

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Pharmaconex 2024
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Pharmaconex 2024
Not Confirmed

Methylphenidate Hydrochloride

Brand Name : BIPHENTIN

Patent Number : 2355854

Filing Date : 1999-12-17

Strength per Unit : 50 mg

Dosage Form : Controlled-Release Capsule

Human Or VET : Human

Route of Administration : Oral

Patent Expiration Date : 2019-12-17

Date Granted : 2008-02-12

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10

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Pharmaconex 2024
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Pharmaconex 2024
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Methylphenidate Hydrochloride

Brand Name : BIPHENTIN

Patent Number : 2355854

Filing Date : 1999-12-17

Strength per Unit : 60 mg

Dosage Form : Controlled-Release Capsule

Human Or VET : Human

Route of Administration : Oral

Patent Expiration Date : 2019-12-17

Date Granted : 2008-02-12

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