Flexplay Technologies, Inc.
19Patents
2Active
19Granted
31Portfolio score
Filing activity: Feb 18, 2000 → Jun 5, 2006 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6780564B2 | Methods and apparatus for rendering an optically encoded medium unreadable and tamper-resistant | Emerging Cross-Sectional Technologies | 68 | Expired |
| US6641886B1 | Directory read inhibitor for optical storage media | Emerging Cross-Sectional Technologies | 56 | Expired |
| US6756103B2 | Limited play optical devices with interstitial reactive layer and methods of making same | Emerging Cross-Sectional Technologies | 55 | Expired |
| US6511728B1 | Pseudo-transmissive read inhibitor for optical storage media | Emerging Cross-Sectional Technologies | 53 | Expired |
| US6537635B1 | Pseudo-reflective read inhibitor for optical storage media | Emerging Cross-Sectional Technologies | 41 | Expired |
| US6709802B2 | Methods and apparatus for rendering an optically encoded medium unreadable | Emerging Cross-Sectional Technologies | 35 | Expired |
| US6839316B2 | Pseudo-reflective read inhibitor for optical storage media | Emerging Cross-Sectional Technologies | 33 | Expired |
| US6678239B2 | Hermetically sealed package for optical media disk | Physics | 33 | Expired |
| US6838144B2 | Directory read inhibitor for optical storage media | Emerging Cross-Sectional Technologies | 31 | Expired |
| US7177261B2 | Limited play optical devices with interstitial reactive layer and methods of making same | Emerging Cross-Sectional Technologies | 30 | Expired |
| US6917579B2 | Limited play optical devices with interstitial reactive layer and methods of making same | Physics | 3 | Expired |
| US7352686B2 | Limited play optical devices with interstitial reactive layer and methods of making same | Emerging Cross-Sectional Technologies | 1 | Active |
| US7698716B2 | Optical media, read inhibiting agents and methods of making and using same | Physics | 1 | Active |
| US7374804B2 | Method for rendering surface layer of limited play disk lightfast | Emerging Cross-Sectional Technologies | 0 | Expired |
| US7438184B2 | Controlled-environment package for limited-play optical disc | Physics | 0 | Expired |
| US6982109B2 | Method for rendering surface layer of limited play disk lightfast | Emerging Cross-Sectional Technologies | 0 | Expired |
| US6960382B2 | Limited play optical devices with interstitial reactive layer and methods of making same | Emerging Cross-Sectional Technologies | 0 | Expired |
| US7504137B2 | Limited play optically-readable medium with liquid crystals and methodology therefor | Chemistry; Metallurgy | 0 | Expired |
| USRE42011E1 | Machine-readable optical disc with reading-inhibit agent | General | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.