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Official data from INPI

SELADORA ELÉTRICA DE SACOS PLÁSTICOS

ConcedidaInvention Patent

Application data

Number

PI8205164

Type

Invention Patent

Filing

09/02/1982

Publication

04/10/1984

Progress at the INPI

  1. Filing09/02/82
  2. Publication04/10/84
  3. Examination05/27/86
  4. Allowance04/12/88
  5. Grant08/30/88
  6. Expired07/01/08

The letters patent expired on 07/01/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Arno S/A

SP, BR

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Inventors

A. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1988

RPI 932

Deferimento

#9.1

04/12/1988

RPI 912

Republicação - classificação IPC

#15.11

08/25/1987

RPI 879

Exigência - art. 36 da LPI

#6.1

08/11/1987

RPI 877

Pedido de certificado de adição de invenção

#5.1

07/29/1986

RPI 823

Solicitação de exame técnico

#4.1

05/27/1986

RPI 814

Publicação do pedido de patente

#3.1

04/10/1984

RPI 703

Pedido de patente depositado

#2.1

10/19/1982

RPI 626

Carta-patente expirada

#21.1

Patente extinta em 02/09/97

07/01/2008

RPI 1956

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