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Official data from INPI

Composição polimérica termoplástica com caracteristicas antiestáticas película antiestática com uma ou mais camadas, processo para a fabricação de uma película com caracteristica antiestáticas, processo para proteger dispositivos empacotados sensíveis a carga eletrostáticas, e película de colchão de ar de múltiplas camadas com características antiestáticas.

PublicadaInvention Patent

Application data

Number

PI8705424

Type

Invention Patent

Filing

10/09/1987

Publication

05/24/1988

Progress at the INPI

Office action pending
  1. Filing10/09/87
  2. Publication05/24/88
  3. Examination09/25/90
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical office action on this application. If it is not answered in time, the application is abandoned (art. 36 of the Brazilian IP Act).

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Latest action published by the INPI: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W.R. Grace & Co. - Conn

US

See this company's full portfolio

Inventors

M. H. (pessoa física)

US

Technical data

Priority claims

US

918.754 · 10/14/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/24/1988

RPI 918

Pedido de patente depositado

#2.1

01/05/1988

RPI 898

Retificação

#15.3

02/13/1996

RPI 1315

Exigência - art. 36 da LPI

#6.1

07/13/1993

RPI 1180

Exigência - art. 36 da LPI

#6.1

07/07/1992

RPI 1127

14.4

04/30/1991

RPI 1065

Solicitação de exame técnico

#4.1

09/25/1990

RPI 1034

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