SUNSOFT CORPORATION
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Nov 22, 2001 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 807 Total Citation Count
- Dec 22, 1978 Earliest Filing
- 54 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
- No Technology to Display
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Recent Publications
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Recent Patents
- No Recent Patents to Display
Expired/Abandoned/Withdrawn Patents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]
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]
4865440 Simplified method of producing cosmetic contact lensesExpiredJul 17, 89Sep 12, 89[B29D, G02C]
4725133 Corneal color change device with wide fitting latitudeExpiredOct 07, 85Feb 16, 88[A61K, G02C]
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]
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