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

Method for causing large numbers of telephones to dial the same telephone numbers

Patent 4847886 Issued on July 11, 1989. Estimated Expiration Date: Icon_subject May 11, 2007. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Timing-error compensation for low-speed tape systems
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Inventor: Naylor

Interactive video/telephone transmission system
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Inventor: Bushnell ,   et al.

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Spoken word controlled automatic dialer
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Inventor: Carlson ,   et al.

Automatic audience survey system
Patent #: 4451700
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Patent #: 4456925
Issued on: 06/26/1984
Inventor: Skerlos ,   et al.

Auto-dialing pager receiver
Patent #: 4490579
Issued on: 12/25/1984
Inventor: Godoshian

Voice/text storage and retrieval system
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Issued on: 06/11/1985
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More ...

Inventor

Application

No. 07/048031 filed on 05/11/1987

US Classes:

455/419, Remote programming control379/354, With called number display379/444, Acoustic455/564Auto-dialing or repertory dialing (e.g., using bar code, etc.)

Examiners

Primary: Lev, Robert

Attorney, Agent or Firm

International Classes

H04M 1/26 (20060101)
H04M 11/00 (20060101)

Abstract

The invention relates to a method for causing a plurality of telephone calls to a predetermined telephone number. A broadcast of the audio signal associated with the predetermined telephone number is made so that receivers producing the audible signals associated with the predetermined telephone number can cause telephones to transmit the predetermined telephone number.

Other References

  • D M News, article by Jim Emerson, 9/15/87
  • "Fund Raising Management", May 1987, p. 24
  • "New York", Mar. 23, 1987, p. 24
  • "Teleconnect Magazine", Apr. 1987, p. 98
  • "Friday Report", Mar. 13, 1987, p. 2
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