U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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...that in 1800 ether was first used by partyers as a fun diversion? Sniffing the gas led to hilarious and raucous laughter as people watched each other become more and more intoxicated and silly. Several doctors independently realized the value ether would have to anesthetize surgery patients. Of those who claimed rights to the "discovery," none had a happy ending. One had a seizure and died defending his rights. Another spent his life in an asylum because he had been denied acclaim. A third became addicted to chloroform and, in a New York City jail, he soaked a cloth in the drug, severed an artery and bled to death.

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Assignee: National Data Corporation


Location: Atlanta, GA
No. of patents: 2

NumberTitleIssue Date
4489438Audio response system
The system receives line signals including tone coded information request messages from a telephone line and transmits synthesized human voice response messages along the same line. The system comprises a programmed computer, a processing section connecte...
12/18/1984
3992587Remote data line monitor
A device that permits local or remote access to data circuits for the purpose of monitoring, testing and performing diagnostics. It may be used to issue commands to perform various functions whereby the device couples a given circuit to a telephone line i...
11/16/1976
 
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