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(12) Patent Application: | (11) CA 2315066 |
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(54) English Title: | PROCESS FOR THE PREPARATION OF PAROXETINE HYDROCHLORIDE |
(54) French Title: | PROCEDE DE PREPARATION D'HYDROCHLORURE DE PAROXETINE |
Status: | Deemed Abandoned and Beyond the Period of Reinstatement - Pending Response to Notice of Disregarded Communication |
(51) International Patent Classification (IPC): |
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(72) Inventors : |
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(73) Owners : |
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(71) Applicants : |
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(74) Agent: | GOWLING WLG (CANADA) LLP |
(74) Associate agent: | |
(45) Issued: | |
(86) PCT Filing Date: | 1998-12-18 |
(87) Open to Public Inspection: | 1999-07-01 |
Availability of licence: | N/A |
Dedicated to the Public: | N/A |
(25) Language of filing: | English |
Patent Cooperation Treaty (PCT): | Yes |
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(86) PCT Filing Number: | PCT/GB1998/003836 |
(87) International Publication Number: | GB1998003836 |
(85) National Entry: | 2000-06-16 |
(30) Application Priority Data: | ||||||
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A process for the preparation of paroxetine hydrochloride propan-2-ol solvate
comprises forming a solution of paroxetine hydrochloride in a mixture of
propan-2-ol and an effective co-solvent, and crystallising paroxetine
hydrochloride propan-2-ol solvate from the solution.
Cette invention concerne un procédé de préparation d'un solvat propan-2-ol d'hydrochlorure de paroxetine, lequel consiste à former une solution d'hydrochlorure de paroxetine dans un mélange comprenant du propan-2-ol et un co-solvant efficace. Le solvat propan-2-ol d'hydrochlorure de paroxetine est ensuite cristallisé à partir de cette solution.
Note: Claims are shown in the official language in which they were submitted.
Note: Descriptions are shown in the official language in which they were submitted.
Sorry, the representative drawing for patent document number 2315066 was not found.
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Description | Date |
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Application Not Reinstated by Deadline | 2003-12-18 |
Time Limit for Reversal Expired | 2003-12-18 |
Deemed Abandoned - Failure to Respond to Maintenance Fee Notice | 2002-12-18 |
Inactive: Cover page published | 2000-09-13 |
Inactive: First IPC assigned | 2000-09-10 |
Letter Sent | 2000-08-29 |
Inactive: Notice - National entry - No RFE | 2000-08-29 |
Application Received - PCT | 2000-08-25 |
Application Published (Open to Public Inspection) | 1999-07-01 |
Abandonment Date | Reason | Reinstatement Date |
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2002-12-18 |
The last payment was received on 2001-10-24
Note : If the full payment has not been received on or before the date indicated, a further fee may be required which may be one of the following
Patent fees are adjusted on the 1st of January every year. The amounts above are the current amounts if received by December 31 of the current year.
Please refer to the CIPO
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web page to see all current fee amounts.
Fee Type | Anniversary Year | Due Date | Paid Date |
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Registration of a document | 2000-06-16 | ||
Basic national fee - standard | 2000-06-16 | ||
MF (application, 2nd anniv.) - standard | 02 | 2000-12-18 | 2000-10-05 |
MF (application, 3rd anniv.) - standard | 03 | 2001-12-18 | 2001-10-24 |
Note: Records showing the ownership history in alphabetical order.
Current Owners on Record |
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SMITHKLINE BEECHAM P.L.C. |
Past Owners on Record |
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DAVID ALAN JONES |
NEAL WARD |