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Official data from INPI

COMPOSIÇÃO PARA PROTEGER OS FIOS DOS CABOS DE TELECOMUNICAÇÕES

Arquivada/ExtintaInvention PatentPCT · US1988001406

Application data

Number

PI8807482

Type

Invention Patent

Filing

04/25/1988

Publication

03/27/1990

PCT

US1988001406

Progress at the INPI

  1. Filing04/25/88
  2. Publication03/27/90
  3. Examination03/12/91
  4. Allowance05/26/98
  5. Grant11/24/98
  6. Expired12/11/12

The letters patent expired on 12/11/2012: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/11/2012. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Waterguard Industries, Inc

US

Inventors

C. F. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

045.889 · 05/01/1987

US

181.833 · 04/15/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 24/11/2008

12/11/2012

RPI 2188

Concessão da patente

#16.1

11/24/1998

RPI 1455

Deferimento

#9.1

05/26/1998

RPI 1431

Exigência - art. 36 da LPI

#6.1

11/19/1996

RPI 1355

14.1

11/28/1995

RPI 1304

Exigência - art. 36 da LPI

#6.1

09/19/1995

RPI 1294

Solicitação de exame técnico

#4.1

03/12/1991

RPI 1058

Notificação de entrada na fase nacional - PCT

#1.3

03/27/1990

RPI 1011

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