Plastic and nonmetallic article shaping or treating: processes – Mechanical shaping or molding to form or reform shaped article – Shaping against forming surface
Reexamination Certificate
2006-06-27
2006-06-27
Truong, Duc (Department: 1711)
Plastic and nonmetallic article shaping or treating: processes
Mechanical shaping or molding to form or reform shaped article
Shaping against forming surface
C264S001320, C525S532000, C525S097000, C525S210000, C525S212000, C528S398000, C528S167000, C528S176000, C351S159000
Reexamination Certificate
active
07067083
ABSTRACT:
High refractive index, melt processable polyphosphonates and methods for preparing the same are provided. These polymers are particularly useful for optical and ophthalmic parts, such as lenses. A method of preparing optical and ophthalmic lenses by injection molding the polymers of the present invention into the form of the optical or ophthalmic lenses is also provided.
REFERENCES:
patent: 3719727 (1973-03-01), Masai et al.
patent: 3946093 (1976-03-01), Koto et al.
patent: 4039512 (1977-08-01), Kim et al.
patent: 4093582 (1978-06-01), Mark et al.
patent: 4206296 (1980-06-01), Yu et al.
patent: 5679804 (1997-10-01), Ditrich et al.
patent: 6040416 (2000-03-01), Sekharipuram et al.
patent: 51-114495 (1976-08-01), None
patent: 175651 (1965-10-01), None
Concise Encyclopedia of Polymer Science and Engineering, p. 721, 1990.
Chemical Abstracts, 89 : 111437, Mark et al., 1978.
Chemical Abstracts, 86 : 17295, Okada et al., 1977.
Chemical Abstracts, 84 : 60204, Koto et al., 1976.
Chemical Abstracts, 122: 56712, Carraher et al., 1993.
Chemical Abstracts, 115 : 197854, Carraher et al., 1991.
Chemical Abstracts, 99 : 213370, Petreus et al., 1983.
Chemical Abstracts, 94 : 192931, Petreus et al., 1981.
Bhatnagar Atul
McGrath James E.
Sekharipuram Venkat
Shobha Hosadurga K.
Essilor International (Compagnie Generale D'Optique)
Truong Duc
Virginia Tech Intellectual Properties Inc.
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