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Official data from INPI

PROCESSO PARA A FABRICAÇÃO, POR EXTRUSÃO POR SOPRO, DE UM INVÓLUCRO DE RESINA À BASE DE CLORETO DE VINILA

Arquivada/ExtintaInvention Patent

Application data

Number

PI8905107

Type

Invention Patent

Filing

10/06/1989

Publication

05/15/1990

Progress at the INPI

  1. Filing10/06/89
  2. Publication05/15/90
  3. Examination05/12/92
  4. Allowance11/05/96
  5. Grant08/26/97
  6. Expired05/21/13

The letters patent expired on 05/21/2013: 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: 05/21/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Solvay

BE

Solvay & Cie

BE

Solvay Industrial Foils Management and Research

BE

See this company's full portfolio

Inventors

C. D. (pessoa física)

BE

S. D. (pessoa física)

BE

Technical data

IPC Classification

Priority claims

FR

88 13404 · 10/10/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 06/10/2009

05/21/2013

RPI 2211

Transferência deferida

#25.1

Transferido de: Solvay

03/13/2007

RPI 1888

Alteração de nome deferida

#25.4

Alterado de: Solvay & Cie

02/27/2007

RPI 1886

Concessão da patente

#16.1

08/26/1997

RPI 1395

Republicação - classificação IPC

#15.11

11/05/1996

RPI 1353

Deferimento

#9.1

11/05/1996

RPI 1353

Solicitação de exame técnico

#4.1

05/12/1992

RPI 1119

Publicação do pedido de patente

#3.1

05/15/1990

RPI 1018

Pedido de patente depositado

#2.1

03/01/1990

RPI 1007

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