The document is a Canadian patent certificate. It summarizes that the Commissioner of Patents received an application for a patent for an invention that meets the requirements of the Patent Act. The title and description of the invention are in the specification document. The patent grants the owner exclusive rights to make, use, and sell the invention for 20 years from the filing date in Canada, subject to court adjudication and maintenance fee payments.

1. I*l Office de la propri6t6 Canadian
intellectuelle lntellectual Property
du Canada Office
Un organisme An Agency of
d'lndustrie Canada lndustry Canada
2015110t27
201ilAU15
2015t03t25
Commissaire arrx brevets / Commissioner of Patents
32s6 (C|PO 91) 09/15
Date on which the patent
was granted and issued
Filing date of the application
Date on which the application
was made available for
public inspection
* L" commissaire aux brevets a regu une demande
de d6livrance de brevet visant une invention.
Ladite requOte satisfait aux exigences de la Loi sur
les brevets. Le titre et la description de f invention
figurent dans le m6moire descriptif, dont une
copie fait partie int6grante du pr6sent
document.
Le pr6sent brevet
confere d son titulaire et d
ses repr6sentants 16gaux,
pour une p6riode expirant
vingt ans i cornpter de la
date du d6p6t de la
demande au Canada,
le droit, la facult6 et le
privildge exclusif de
fabriquer, construire, exploiter
et vendre d d'autres, pour qu'ils
l'exploitent, l'objet de f invention, saufjugement
en l'espdce rendu par un tribunal comp6tent, et
sous r6serve du paiement des taxes p6riodiques.
f, The Commissioner of Patents has received
a petition for the grant of a patent for an
invention. The requirements of the Patent Act
have been complied with. The title and a
description of the invention are contained
in the specification, a copy of which
forms an integral part of this
document.
The present patent
grants to its owner and to the
legal representatives of its
owner, for a term which
expires twenty years from
the filing date of the application
in Canada, the exclusive
right, privilege and liberty of
making, constructing and using
the invention and selling it to others to
be used, subject to adjudication before any
court of competent jurisdiction, and subject
to the payment of maintenance fees.
BREVET CANADIEN 2,878,031 CANADIAN PATENT
Date d laquelle le brevet a 6t6
accord6 et d6liw6
Date du d6p6t de la demande
Date d laquelle la demande est
devenue accessible au public
pour consultation
Canad?[ OPIC CIPO