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Any discrepancies in the text and image of the Claims and Abstract are due to differing posting times. Text of the Claims and Abstract are posted:
(12) Patent Application: | (11) CA 2143088 |
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(54) English Title: | SPRING CORE FOR MATTRESS OR SEAT CUSHION |
(54) French Title: | RESSORT POUR MATELAS OU COUSSINS |
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 : | |
(74) Agent: | |
(74) Associate agent: | |
(45) Issued: | |
(22) Filed Date: | 1995-02-21 |
(41) Open to Public Inspection: | 1996-08-22 |
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: | None |
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This invention relates to a spring core of leaf springs for mattresses and seat
cushions. According to the invention, the spring core comprises at least two plates opposite
each other, having a multiplicity of spring elements broken out of holes. Preferably, the
spring elements of the opposite plates are mirror-images.
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.
2024-08-01:As part of the Next Generation Patents (NGP) transition, the Canadian Patents Database (CPD) now contains a more detailed Event History, which replicates the Event Log of our new back-office solution.
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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Application Not Reinstated by Deadline | 2001-02-21 |
Time Limit for Reversal Expired | 2001-02-21 |
Inactive: Office letter | 2000-03-15 |
Deemed Abandoned - Failure to Respond to Maintenance Fee Notice | 2000-02-21 |
Inactive: Office letter | 1998-06-02 |
Inactive: Delete abandonment | 1998-06-01 |
Deemed Abandoned - Failure to Respond to Maintenance Fee Notice | 1998-02-23 |
Application Published (Open to Public Inspection) | 1996-08-22 |
Abandonment Date | Reason | Reinstatement Date |
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2000-02-21 | ||
1998-02-23 |
The last payment was received on 1999-02-21
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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MF (application, 3rd anniv.) - small | 03 | 1998-02-23 | 1998-02-04 |
MF (application, 4th anniv.) - small | 04 | 1999-02-22 | 1999-02-21 |
Note: Records showing the ownership history in alphabetical order.
Current Owners on Record |
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FRANZ KUTSCHI |
Past Owners on Record |
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None |