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Official data from INPI

Sistema de amortecimento de impactos aplicável em sapatos esportivos

Prazo de SigiloInvention Patent

Application data

Number

PI8806281

Type

Invention Patent

Filing

11/25/1988

Publication

07/24/1990

Progress at the INPI

  1. Filing11/25/88
  2. Publication07/24/90
  3. Examination02/05/91
  4. Allowance03/26/96
  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: 04/18/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

São Paulo Alpargatas S.A

SP, BR

See this company's full portfolio

Inventors

A. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

04/18/1989

RPI 965

Carta-patente expirada

#21.1

Patente extinta em 25/11/2008

05/21/2013

RPI 2211

Concessão da patente

#16.1

08/26/1997

RPI 1395

Notificação para pagamento de retribuição

#13.1

02/04/1997

RPI 1366

Deferimento

#9.1

03/26/1996

RPI 1321

15.15

03/15/1994

RPI 1215

15.5

12/28/1993

RPI 1204

15.5

09/14/1993

RPI 1189

15.5

03/03/1992

RPI 1109

15.5

11/05/1991

RPI 1092

Solicitação de exame técnico

#4.1

02/05/1991

RPI 1053

Publicação do pedido de patente

#3.1

07/24/1990

RPI 1025

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