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Official data from INPI

PELÍCULA DE RESINA À BASE DE COPOLÍMERO DE ETILENO E ACETATO DE VINILA E PROCESSO PARA FABRICAR UMA PELÍCULA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9101234

Type

Invention Patent

Filing

03/27/1991

Publication

11/05/1991

Progress at the INPI

  1. Filing03/27/91
  2. Publication11/05/91
  3. Examination12/28/93
  4. Allowance12/01/98
  5. Grant08/10/99
  6. Expired05/28/13

The letters patent expired on 05/28/2013: 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: 05/28/2013. 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

M. V. (pessoa física)

NL

S. D. (pessoa física)

BE

Technical data

IPC Classification

Priority claims

BE

09000360 · 03/30/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 27/03/2011

05/28/2013

RPI 2212

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

08/10/1999

RPI 1492

Deferimento

#9.1

12/01/1998

RPI 1456

Exigência - art. 36 da LPI

#6.1

03/03/1998

RPI 1419

Solicitação de exame técnico

#4.1

12/28/1993

RPI 1204

Publicação do pedido de patente

#3.1

11/05/1991

RPI 1092

Pedido de patente depositado

#2.1

09/24/1991

RPI 1086

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