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(12) Patent Application: | (11) CA 2497056 |
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(54) English Title: | SUBMERSIBLE MOTOR-DRIVEN PUMP WITH AN ANTI-FREEZE DEVICE |
(54) French Title: | POMPE A MOTEUR SUBMERSIBLE EQUIPEE D'UN SYSTEME ANTIGEL |
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: | SMART & BIGGAR LP |
(74) Associate agent: | |
(45) Issued: | |
(86) PCT Filing Date: | 2003-08-23 |
(87) Open to Public Inspection: | 2004-03-11 |
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/DE2003/002824 |
(87) International Publication Number: | DE2003002824 |
(85) National Entry: | 2005-02-25 |
(30) Application Priority Data: | |||||||||
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A submersible motor-driven pump (1) comprising a housing (3), an intake pipe
(5) disposed on the housing, an impeller disposed inside the intake pipe in
order to produce an intake flow and in order to transport a fluid to a
discharge connection, said impeller being mounted on a shaft (15), also
comprising a can (17) into which the shaft extends, characterized in that an
anti-frost device (19, 23, 25, 27) is arranged inside the housing (3) for the
shaft.
La présente invention concerne une pompe à moteur submersible (1) comprenant un boîtier (3), des buses d'aspiration (5) appliquées sur le boîtier, une roue mobile (13), située dans les buses d'aspiration, montée sur un arbre (15) et permettant de produire un courant d'aspiration et de transporter un liquide vers un raccord de sortie, ainsi qu'une gaine (17) dans laquelle s'étend l'arbre. Cette invention est caractérisée en ce qu'un système antigel (19, 23, 25, 27) pour l'arbre (15) est placé dans le boîtier (3).
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.
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Please note that "Inactive:" events refers to events no longer in use in our new back-office solution.
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Description | Date |
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Time Limit for Reversal Expired | 2008-08-25 |
Application Not Reinstated by Deadline | 2008-08-25 |
Revocation of Agent Request | 2008-08-12 |
Appointment of Agent Request | 2008-08-12 |
Deemed Abandoned - Failure to Respond to Maintenance Fee Notice | 2007-08-23 |
Letter Sent | 2007-05-24 |
Letter Sent | 2007-05-24 |
Reinstatement Requirements Deemed Compliant for All Abandonment Reasons | 2007-04-10 |
Inactive: Transfer reinstatement | 2007-04-10 |
Revocation of Agent Requirements Determined Compliant | 2006-10-20 |
Appointment of Agent Requirements Determined Compliant | 2006-10-20 |
Inactive: Status info is complete as of Log entry date | 2006-09-18 |
Inactive: Office letter | 2006-09-11 |
Reinstatement Requirements Deemed Compliant for All Abandonment Reasons | 2006-08-23 |
Inactive: Abandoned - No reply to Office letter | 2006-05-29 |
Inactive: IPC from MCD | 2006-03-12 |
Inactive: IPC from MCD | 2006-03-12 |
Deemed Abandoned - Failure to Respond to Maintenance Fee Notice | 2005-08-23 |
Inactive: Courtesy letter - Evidence | 2005-05-10 |
Inactive: Cover page published | 2005-05-06 |
Inactive: Notice - National entry - No RFE | 2005-05-04 |
Application Received - PCT | 2005-03-17 |
National Entry Requirements Determined Compliant | 2005-02-25 |
Application Published (Open to Public Inspection) | 2004-03-11 |
Abandonment Date | Reason | Reinstatement Date |
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2007-08-23 | ||
2005-08-23 |
The last payment was received on 2006-08-23
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
Patent Fees
web page to see all current fee amounts.
Fee Type | Anniversary Year | Due Date | Paid Date |
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Basic national fee - standard | 2005-02-25 | ||
MF (application, 2nd anniv.) - standard | 02 | 2005-08-23 | 2006-08-23 |
MF (application, 3rd anniv.) - standard | 03 | 2006-08-23 | 2006-08-23 |
Reinstatement | 2006-08-23 | ||
Registration of a document | 2007-04-10 | ||
Reinstatement | 2007-04-10 |
Note: Records showing the ownership history in alphabetical order.
Current Owners on Record |
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OASE GMBH |
Past Owners on Record |
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DIETER HOFFMEIER |