Receptacles – Closures – With closure opening arrangements for means
Reexamination Certificate
2007-06-05
2007-06-05
Ngo, Lien M. (Department: 3754)
Receptacles
Closures
With closure opening arrangements for means
C220S790000
Reexamination Certificate
active
11203155
ABSTRACT:
The application is directed to a leak-resistant closure for a plastic container having a generally planar central portion a peripheral portion, and a spring structure. The peripheral portion defines an annular recess with an inner wall having a secondary sealing formation for engaging a free edge of a container The outer wall of the peripheral portion has a primary sealing formation on an inner surface thereof and faces the annular recess, thereby defining the primary sealing formation. The spring structure biases the peripheral portion radially outward from the central portion, and the spring structure is positioned between the central portion and the peripheral portion.
REFERENCES:
patent: 3298415 (1967-01-01), Klygis
patent: 3622028 (1971-11-01), Lohrer
patent: 3840144 (1974-10-01), Dry
patent: 3840304 (1974-10-01), Dry
patent: 3853237 (1974-12-01), Marchant
patent: 3934745 (1976-01-01), Lovell
patent: 3977563 (1976-08-01), Holt
patent: 4206852 (1980-06-01), Dunn et al.
patent: 4256240 (1981-03-01), Woinarski
patent: 4308970 (1982-01-01), Von Holdt
patent: 4380304 (1983-04-01), Anderson
patent: 4380305 (1983-04-01), Von Holdt
patent: 4408698 (1983-10-01), Ballester
patent: 4625876 (1986-12-01), Bullock, III
patent: 4933133 (1990-06-01), Brown et al.
patent: 5050754 (1991-09-01), Marino
patent: 5373955 (1994-12-01), Marino
patent: 5460287 (1995-10-01), Cargile et al.
Crider Matthew
Herring Walt
Burdett James R.
Graham Packaging Company LP
Ngo Lien M.
Schwarz Steven J.
Venable LLP
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