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Official data from INPI

COMPOSICAO POLIMERICA SUBSTANCIALMENTE RETICULADA,COMPOSICAO RETICULAVEL,E ARTIGOS COMPREENDENDO A DITA COMPOSICAO RETICULADA

Concessão AnuladaInvention Patent
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Application data

Number

PI7902145

Type

Invention Patent

Filing

09/20/1978

Publication

-
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Progress at the INPI

  1. Filing09/20/78
  2. Publication
  3. Examination02/02/82
  4. Allowance09/10/85
  5. Grant04/29/86
  6. Expired06/21/94

The letters patent expired on 06/21/1994: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 07/29/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RAYCHEM LTD

Inventors

C. R. (pessoa física)

H. M. (pessoa física)

T. P. (pessoa física)

Technical data

IPC Classification

C08J 5/00C08L 23/04H01M 2/16H02G 15/18

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

16.3

07/29/1986

RPI 823

Concessão da patente

#16.1

04/29/1986

RPI 810

Notificação para pagamento de retribuição

#13.1

01/14/1986

RPI 795

Deferimento

#9.1

09/10/1985

RPI 777

Exigência - art. 36 da LPI

#6.1

11/27/1984

RPI 736

Exigência - art. 36 da LPI

#6.1

01/31/1984

RPI 693

6.2

08/10/1982

RPI 616

Solicitação de exame técnico

#4.1

02/02/1982

RPI 589

Carta-patente expirada

#21.1

06/21/1994

RPI 1229

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