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Official data from INPI

SACO DE EXPEDIÇÃO TERMOPLÁSTICO, FILME DE POLIETILENO E LAMINADO

PublicadaInvention Patent

Application data

Number

PI8703753

Type

Invention Patent

Filing

07/20/1987

Publication

03/29/1988

Progress at the INPI

  1. Filing07/20/87
  2. Publication03/29/88
  3. Examination05/01/90
  4. Allowance03/14/95
  5. Grant09/26/95
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C.I.L Inc.

CA

See this company's full portfolio

Inventors

C. M. (pessoa física)

CA

Technical data

Priority claims

US

888.569 · 07/23/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

03/29/1988

RPI 910

Pedido de patente depositado

#2.1

11/17/1987

RPI 891

Carta-patente expirada

#21.1

Patente extinta em 20/07/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

09/26/1995

RPI 1295

Republicação - classificação IPC

#15.11

05/02/1995

RPI 1274

Deferimento

#9.1

03/14/1995

RPI 1267

Solicitação de exame técnico

#4.1

05/01/1990

RPI 1016

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