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Interlocking couplings for osmotic delivery devices

  • US 5,922,353 A
  • Filed: 10/08/1997
  • Issued: 07/13/1999
  • Est. Priority Date: 06/07/1995
  • Status: Expired due to Fees
First Claim
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1. An osmotic delivery device for dispensing an active agent to an environment of use, the delivery device comprising:

  • a first wall section;

    a second wall section;

    an interlocking coupling between the first and second wall sections, the coupled sections defining an internal compartment;

    an active agent and an expandable driving member enclosed within the compartment formed by the coupled first and second wall sections; and

    an exit passageway in the first wall section for delivering the active agent to the environment of use.

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