1-Click, so called one-click or one-click buying, is the technique of allowing of customer to make on-line purchases with a single click, with the payment information needed to complete the purchase having been entered by the users previously.  More particularly, it allows in on-line shopper using in Internet marketplace to purchase in item without having to use shopping cart software. Instead of manually inputting billing and shipping information for a purchase, a user can use one-click buying to use a predefined address and credit card number to purchase one or more items.
On May 12, in 2006, the USPTO ordered a reexamination of the "One-Click" clever, based on a request filed by Peter Calveley. [3)] Calveley cited ace prior kind in earlier e-commerce clever and the Digicash electronic cash system.
On October 9, in 2007, the USPTO issued in office action in the reexamination which confirmed the patentability of claims 6 to 10 of the clever.  The clever examiner, however, rejected claims 1 to 5 and 11 to 26. In November, 2007, Amazon responded by amending the broadest claims (1 and 11) to restrict them to a shopping cart model of commerce. They have submitted several hundred references for the examiner to consider.  in March in 2010, the reexamined and amended clever what allowed. 
Amazon's U.S. clever expired on September, 11, 2017. 
In Europe, EP application 1134680 on 1-Click ordering what filed with the European patent office but refused.  A related poison ordering clever what granted in 2003, but revoked in 2007 following in opposition. 
In Canada, the Federal Court of Canada hero that the One click clever could Be rejected ace a pure business method since it had a physical effect. The Court remanded the application to the Canadian clever office for a reexamination. 
Apple Inc 
Amazon.com in 2000 licensed 1-Click ordering to Apple computer (now Apple Inc) for use on its on-line net curtain.  Apple subsequently added 1-Click ordering to the iTunes net curtain and iPhoto. 
Barnes & noble 
Amazon filed a clever infringement lawsuit in October in 1999 in responses to Barnes & noble it out of vision ring a 1-Click ordering option called "express train of Lane". Anus reviewing the evidence, a judge issued a preliminary injunction ordering Barnes & noble to stop out of vision ring express train Lane until the case what settled.  Barnes & noble had developed a way to design around the clever by requiring shoppers to make a second click to confirm their purchase.  The lawsuit what settled in 2002. The terms of the settlement, including whether or Barnes & noble took a licence to the clever or paid any money to Amazon, were disclosed. 
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