SUNSOFT CORPORATION

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2001/0044,482 Interpenetrating polymer network hydrophilic hydrogels for contact lensAbandonedJan 08, 01Nov 22, 01[C08F, C08L]
6177507 Polymerizable compositions comprising a urethane oligomer as crosslinking agent, polymers and hydrated polymers obtained from these compositions, and finished and semi-finished articles formed using these polymersExpiredOct 13, 98Jan 23, 01[C08J, C08F, G02C, C08L, C08K]
5106182 Laminated cosmetic contact lens and method of making sameExpiredSep 24, 90Apr 21, 92[G02C]
5011633 Method of controlling the thickness of cast lensesExpiredDec 11, 89Apr 30, 91[B29D]
4971433 Method of making an improved dyed color change contact lensExpiredJul 01, 88Nov 20, 90[G02B]
4903052 Method of making an improved dyed color change contact lensExpiredAug 11, 88Feb 20, 90[G02B]
4867552 Eye color change contact lensExpiredAug 02, 88Sep 19, 89[G02C]
4865439 Production of cosmetic lensesExpiredSep 19, 88Sep 12, 89[B29D, G02C]
4865440 Simplified method of producing cosmetic contact lensesExpiredJul 17, 89Sep 12, 89[B29D, G02C]
4840477 Dyed color change contact lensExpiredJun 24, 88Jun 20, 89[G02C]
4758064 Compressed fiber optic cableExpiredAug 15, 86Jul 19, 88[G02B]
4738520 Eye color change contact lensExpiredJun 02, 86Apr 19, 88[G02C]
4725133 Corneal color change device with wide fitting latitudeExpiredOct 07, 85Feb 16, 88[A61K, G02C]
4710327 Method of molding an eye color change contact lens blankExpiredJun 27, 86Dec 01, 87[B29D]
4710328 Method of making an eye color change contact lensExpiredJun 20, 86Dec 01, 87[B29D]
4695399 Method of making a contact lens material which may be identified by colored fluorescenceExpiredSep 30, 86Sep 22, 87[C09K]
4666640 Method of making a spin cast gradient light absorbing contact lensExpiredFeb 13, 86May 19, 87[B29D]
4659522 Method of spin casting an ophthalmic device with a central apertureExpiredJul 31, 86Apr 21, 87[B29D]
4659524 Method of molding bifocal contact lensesExpiredAug 27, 85Apr 21, 87[B29D]
4657363 Fluorescent corneal color change deviceExpiredAug 26, 85Apr 14, 87[D06P, G02C]

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