PTT, LLC
32Patents
17Active
32Granted
44Portfolio score
Filing activity: Feb 1, 1996 → Aug 10, 2012 · 12 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5755621A | Modified poker card/tournament game and interactive network computer system for implementing same | Physics | 487 | Expired |
| US6604740B1 | Slot machine game having a plurality of ways to designate one or more wild symbols (select-a-wild) | Physics | 457 | Expired |
| US6093100A | Modified poker card/tournament game and interactive network computer system for implementing same | Physics | 366 | Expired |
| US5882260A | Modified poker card game and computer system for implementing same | Physics | 310 | Expired |
| US5772506A | Video poker gold card game and computer system for inplementing same | Physics | 264 | Expired |
| US5836586A | Method of playing a modified twenty-one card game | Human Necessities | 220 | Expired |
| US6113102A | Modified black jack card game (side bet 21.TM.) | Human Necessities | 97 | Expired |
| US5897436A | Modified poker card game | Human Necessities | 73 | Expired |
| US9251667B2 | Game machine having a plurality of ways for a user to obtain payouts based on the appearance of any and all symbols within an active symbol matrix (WYSIWYG) | Physics | 71 | Active |
| US7758414B1 | Method of playing a slot machine game (“Directional Wilds”) | Physics | 65 | Expired |
| US6371851B1 | Extended hand modified video poker game system and method of playing the same | Physics | 63 | Expired |
| US6935947B1 | Slot machine game having a plurality of ways for a user to obtain payouts based upon matching two or more symbols drawn from the symbol matrix during one or more spins (“Pair' em Up”) | Physics | 55 | Expired |
| US6893342B1 | Slot machine game having a plurality of ways for a user to intuitively obtain payouts | Physics | 40 | Expired |
| US7749072B1 | Method of providing free games on a slot machine device | Physics | 27 | Active |
| US7722457B1 | Method of playing a slot machine (“cumulative numeric awards”) | Physics | 24 | Active |
| US8292724B2 | Methods of expanding symbols based upon relative location or said symbols to each other in a symbol matrix | Physics | 22 | Active |
| US7789750B2 | Method of playing a slot machine game with matching symbol combinations | Physics | 19 | Active |
| US6604998B1 | Modified poker system with combination of multiple games using at least some common cards and method of playing the same | Physics | 10 | Expired |
| US8734223B2 | Gaming device having oversized symbols in the play matrix | Physics | 10 | Active |
| US7887407B1 | Method of extending play of a slot machine game | Physics | 7 | Active |
| US7749064B2 | Method of playing a slot machine game in which the award value for a winning symbol combination is based upon symbols not included in the winning symbol combination | Physics | 6 | Active |
| US9022852B1 | Symbol and reel substitution methods for multi-line slot machines | Physics | 4 | Active |
| US7980946B2 | Method of playing a slot machine game using wildcard symbols with randomly displayed multiplier values | Physics | 4 | Active |
| US5655773A | Combination tic-tac-toe game and numbered card competition | Physics | 4 | Expired |
| US8753191B2 | Gaming device having multiplier symbols | Physics | 3 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.