Published at LXer:

Intellectual Ventures may be running out of cash, but that doesn't mean it's slowed down the pace of evildoing. If you look over its recent lawsuits, you'll notice that over the summer, Intellectual Ventures was busy suing a bunch of banks, including Capital One (that lawsuit is embedded below). At least some of those lawsuits involve US patent 6,182,894 entitled: "Systems and methods for authorizing a transaction card." In short, it basically describes the concept of the CID or CVV number that is found on the back of most credit cards today, which you often have to enter when purchasing stuff online with a credit card. Now, we may question how the hell the idea of adding 3 numbers to the back of a card as a security measure should be patented in the first place, but let's leave that aside for a moment.

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