System, method and computer readable medium for processing unsolicited electronic mail

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9742786
SERIAL NO

15084302

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An internet service provider (ISP) is configured to analyze a subscriber's sent e-mail packets to determine a subscriber identity associated with the e-mail packets. A database is then queried to determine a current sending rate of e-mails by the subscriber. A sending rate above an allowed threshold causes the upstream transmission of the e-mail packets to be blocked by injecting connection destroying packets. A subscriber remains blocked from upstream transmission of e-mails until the sending rate as determined by the ISP drops below a second, more stringent threshold. This automatic process is also accompanied by automated messaging to the subscriber with information as to the measures taken and remedial options.

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Patent Owner(s)

Patent OwnerAddress
PERFTECH INC613 NW LOOP 410 SUITE 520 SAN ANTONIO TX 78216

International Classification(s)

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  • 2016 Application Filing Year
  • H04L Class
  • 37326 Applications Filed
  • 27972 Patents Issued To-Date
  • 74.94 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20162017201820192020202120222023202420250255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Baron, Peter W San Antonio, US 38 57
Donzis, Henry M San Antonio, US 60 431
Donzis, Lewis T San Antonio, US 64 718
Frey, Rodney D San Antonio, US 38 350
Murphy, John A San Antonio, US 79 685
Schmidt, Jonathan E San Antonio, US 52 476

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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges7723917103642621314694423014182001 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +025050075010001250150017502000225025002750300032503500375040004250

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11.5 Year Payment $7400.00 $3700.00 $1850.00 Feb 22, 2029