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(12) Patent: | (11) CA 1229463 |
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(21) Application Number: | 1229463 |
(54) English Title: | STRUCTURAL PANEL |
(54) French Title: | PANNEAU DE CHARPENTE |
Status: | Term Expired - Post Grant |
(51) International Patent Classification (IPC): |
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(72) Inventors : |
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(73) Owners : | |
(71) Applicants : | |
(74) Agent: | SMART & BIGGAR LP |
(74) Associate agent: | |
(45) Issued: | 1987-11-24 |
(22) Filed Date: | 1984-11-23 |
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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ABSTRACT OF THE DISCLOSURE
STRUCTURAL PANEL
A structural panel having a core of a phenolic foam plastics
material surrounded by a woven fibre cloth impregnated with a phenolic
resin. In the case of large panels, internal stiffeners may be used
to improve the structural rigidity. Also the panels may have an
armour layer to give the panel bullet and fire resisting properties.
The armour layer may be external or internal to the panel and may be
for example an alumina or a ceramic tile.
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 1229463 was not found.
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Description | Date |
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Inactive: IPC from MCD | 2006-03-11 |
Inactive: Expired (old Act Patent) latest possible expiry date | 2004-11-24 |
Grant by Issuance | 1987-11-24 |
There is no abandonment history.
Note: Records showing the ownership history in alphabetical order.
Current Owners on Record |
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None |
Past Owners on Record |
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RICHARD D. CURNOW |