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(12) Patent: | (11) CA 1166520 |
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(21) Application Number: | 1166520 |
(54) English Title: | LIGHT WEIGHT VAULT WALL |
(54) French Title: | MUR LEGER POUR CHAMBRE FORTE |
Status: | Term Expired - Post Grant |
(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: | ROBERT G. HENDRYHENDRY, ROBERT G. |
(74) Associate agent: | |
(45) Issued: | 1984-05-01 |
(22) Filed Date: | 1981-09-11 |
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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TITLE
LIGHT WEIGHT VAULT WALL
INVENTOR
W. R. Merritt
ABSTRACT OF THE DISCLOSURE
A light weight composite panel for use in vaults or strong
rooms, having a foamed plastic core, metal mesh embedded in the major
faces of the core, a layer of wood on each face of the plastic core,
and a sheet metal skin covering the layers of wood. An inner one of
the sheet metal skins is preferably a heat conductive metal, such as
aluminum.
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 1166520 was not found.
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Description | Date |
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Inactive: Expired (old Act Patent) latest possible expiry date | 2001-05-01 |
Grant by Issuance | 1984-05-01 |
There is no abandonment history.
Note: Records showing the ownership history in alphabetical order.
Current Owners on Record |
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HER MAJESTY THE QUEEN, IN RIGHT OF CANADA, AS REPRESENTED BY THE SOLICITOR GENERAL OF CANADA |
Past Owners on Record |
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WILLIAM R. MERRITT |