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(12) Patent: | (11) CA 2265135 |
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(54) English Title: | INSULATED CONCRETE WALL |
(54) French Title: | MUR DE BETON ISOLE |
Status: | Expired and beyond the Period of Reversal |
(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: | 2006-05-30 |
(22) Filed Date: | 1999-03-10 |
(41) Open to Public Inspection: | 1999-10-23 |
Examination requested: | 2002-03-15 |
Availability of licence: | N/A |
Dedicated to the Public: | N/A |
(25) Language of filing: | English |
Patent Cooperation Treaty (PCT): | No |
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(30) Application Priority Data: | |||||||||
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The present invention relates to poured concerete walls and, more particularly, to poured concrete walls including a layer of thermal insulation for reducing heat transfer in which the insulation layer is secured to the concrete wall at the time of pouring the concrete.
La présente invention concerne des murs en béton coulé et, en particulier, des murs en béton coulé comportant une couche d'isolation thermique destinée à réduire le transfert thermique, dans lesquels on fixe la couche d'isolation au mur de béton au moment de couler le béton.
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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Description | Date |
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Time Limit for Reversal Expired | 2017-03-10 |
Letter Sent | 2016-03-10 |
Inactive: Office letter | 2007-04-30 |
Inactive: Reversal of will be deemed expired status | 2007-04-30 |
Letter Sent | 2007-03-12 |
Grant by Issuance | 2006-05-30 |
Inactive: Cover page published | 2006-05-29 |
Pre-grant | 2006-03-08 |
Inactive: Final fee received | 2006-03-08 |
Notice of Allowance is Issued | 2005-09-14 |
Letter Sent | 2005-09-14 |
Notice of Allowance is Issued | 2005-09-14 |
Inactive: Approved for allowance (AFA) | 2005-09-02 |
Amendment Received - Voluntary Amendment | 2005-07-21 |
Inactive: S.30(2) Rules - Examiner requisition | 2005-01-31 |
Inactive: <RFE date> RFE removed | 2002-04-19 |
Inactive: Corrective payment - RFE | 2002-04-19 |
Letter Sent | 2002-03-26 |
Inactive: Entity size changed | 2002-03-19 |
Request for Examination Requirements Determined Compliant | 2002-03-15 |
All Requirements for Examination Determined Compliant | 2002-03-15 |
Request for Examination Received | 2002-03-15 |
Reinstatement Requirements Deemed Compliant for All Abandonment Reasons | 2002-03-08 |
Deemed Abandoned - Failure to Respond to Maintenance Fee Notice | 2001-03-12 |
Letter Sent | 2000-12-20 |
Request for Examination Received | 2000-12-04 |
Inactive: Cover page published | 1999-11-03 |
Application Published (Open to Public Inspection) | 1999-10-23 |
Inactive: Cover page published | 1999-10-22 |
Inactive: Filing certificate - No RFE (English) | 1999-06-04 |
Request for Priority Received | 1999-05-25 |
Inactive: First IPC assigned | 1999-05-10 |
Inactive: IPC assigned | 1999-05-10 |
Inactive: IPC assigned | 1999-05-10 |
Letter Sent | 1999-04-20 |
Inactive: Filing certificate - No RFE (English) | 1999-04-14 |
Filing Requirements Determined Compliant | 1999-04-14 |
Application Received - Regular National | 1999-04-13 |
Abandonment Date | Reason | Reinstatement Date |
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2001-03-12 |
The last payment was received on 2006-02-24
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
Please refer to the CIPO Patent Fees web page to see all current fee amounts.
Note: Records showing the ownership history in alphabetical order.
Current Owners on Record |
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ALBERT P. WESTRA |
GREGGORY A. WESTRA |
Past Owners on Record |
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None |