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Official data from INPI

PELÍCULA PARA EMBALAGEM DE MÚLTIPLAS CAMADAS, SACO VEDADO LATERALMENTE E SACO FORMADO COM UMA PELÍCULA TUBULAR

Em AnáliseInvention Patent

Application data

Number

PI8604693

Type

Invention Patent

Filing

09/29/1986

Publication

06/23/1987

Progress at the INPI

  1. Filing09/29/86
  2. Publication06/23/87
  3. Examination06/27/89
  4. Allowance09/05/95
  5. Grant04/30/96
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 06/27/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cryovac , INC.

US

W.R. Grace & Co. - Conn

US

See this company's full portfolio

Inventors

C. Q. (pessoa física)

IT

R. W. (pessoa física)

IT

Technical data

Priority claims

IT

20457 A/86 · 05/16/1986

IT

22305 A/85 · 09/30/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/27/1989

RPI 975

Publicação do pedido de patente

#3.1

06/23/1987

RPI 870

Pedido de patente depositado

#2.1

03/24/1987

RPI 857

Carta-patente expirada

#21.1

Patente extinta em 29/09/2001

07/22/2008

RPI 1959

Transferência deferida

#25.1

Transferido de W.R.Grace & Co.-Conn.

06/12/2001

RPI 1588

Concessão da patente

#16.1

04/30/1996

RPI 1326

Deferimento

#9.1

09/05/1995

RPI 1292

Exigência - art. 36 da LPI

#6.1

01/26/1993

RPI 1156

14.4

09/25/1990

RPI 1034

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