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                                                                    EXHIBIT 3.77

                                                                          [SEAL]

                            CERTIFICATE OF OWNERSHIP
                                     MERGING
                             IMCO SERVICE CORPORATION
                                      INTO
                           O-I BROCKWAY PLASTICS, INC.

             (Pursuant to Section 253 of the General Corporation Law
                                  of Delaware)

          O-I BROCKWAY PLASTICS, INC., a corporation incorporated on the 18th
day of July, 1988, pursuant to the provisions of the General Corporation Law of
the State of Delaware;

          DOES HEREBY CERTIFY that this Corporation owns at least 90% of the
capital stock of IMCO Service Corporation, a corporation incorporated on the
31st day of January, 1977, pursuant to the provisions of the Virginia Stock
Corporation Act and that this Corporation, by a resolution of its Board of
Directors duly adopted by unanimous written consent in lieu of a meeting as of
the 29th day of June, 1990, determined to and did merge into itself said IMCO
Service Corporation, which resolution is in the following words to wit:

               WHEREAS this Corporation lawfully owns at least 90% of the
          outstanding stock of IMCO Service Corporation, a corporation organized
          and existing under the laws of Virginia, and

               WHEREAS this Corporation desires to merge into itself the said
          IMCO Service Corporation, and to be possessed of all the estate,
          property, rights, privileges and franchises of said Corporation,

               NOW, THEREFORE, BE IT RESOLVED, that this Corporation merges into
          itself said IMCO Service

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          Corporation and assumes all of its liabilities and obligations; and

               FURTHER RESOLVED, that the form, terms and provisions of the
          Agreement and Plan of Merger between the Corporation and Surviving
          Corporation dated as of June 29, 1990 (the "Merger Agreement"),
          providing for the merger of the Corporation with and into Surviving
          Corporation, with Surviving Corporation being the surviving
          corporation, copies of which have been presented to this Board of
          Directors, are hereby authorized and approved; and

               FURTHER RESOLVED, that the president or a vice-president, and the
          secretary or assistant secretary of this Corporation be and they
          hereby are directed to make and execute, under the corporate seal of
          this Corporation, a certificate of ownership setting forth a copy of
          the resolution to merge said IMCO Service Corporation and assume its
          liabilities and obligations, and the date of adoption thereof, and to
          file the same in the office of the Secretary of State of Delaware, and
          a certified copy thereof in the office of the Recorder of Deeds of New
          Castle County; and

               FURTHER RESOLVED, that the officers of this Corporation be and
          they hereby are authorized and directed to do all acts and things
          whatsoever, whether within or without the State of Delaware or the

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          Commonwealth of Virginia, which may be in any way necessary or proper
          to effect said merger.

               IN WITNESS WHEREOF, said O-I Brockway Plastics, Inc. has caused
its corporate seal to be affixed and this certificate to be signed by Thomas L.
Young, its Vice President and attested by Arthur H. Smith, its Assistant
Secretary, this 29th day of June, 1990.

                                       BY: /s/ Thomas L. Young
                                           -------------------------------------
                                           Thomas L. Young
                                           Vice President


                                       ATTEST: /s/ Arthur H. Smith
                                               ---------------------------------
                                               Arthur H. Smith
                                               Assistant Secretary

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