Canister for containing an active material
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Jan 9, 2018
Issued Date -
N/A
app pub date -
Sep 12, 2012
filing date -
Sep 12, 2012
priority date (Note) -
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Abstract
A canister including a canister body containing a bottom wall and at least one sidewall with inner and outer sidewall surfaces and an upper rim, and a closing element containing a top wall with an outer surface and an inner surface, and a fixing portion surrounding the top wall. The top wall or the bottom wall or at least one sidewall include a membrane region with a predetermined permeability. The fixing portion includes an elevated or recessed snap portion around its outer periphery shaped to correspond to the inner sidewall surface of the sidewall of the cylindrical canister body and form a snap connection with the canister body. The closing element is fixed to the canister body such that the outer surface of the top wall does not extend beyond the upper rim of the sidewall of the canister body.
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