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Official data from INPI

CABELO ARTIFICIAL PARA IMPLANTE CAPILAR E PROCESSO E APARELHO DE PREPARAÇÃO DO MESMO

Prazo de SigiloInvention Patent

Application data

Number

PI8903705

Type

Invention Patent

Filing

07/26/1989

Publication

03/20/1990

Progress at the INPI

  1. Filing07/26/89
  2. Publication03/20/90
  3. Examination02/19/91
  4. Allowance12/24/96
  5. Grant01/21/98
  6. Expired12/26/12

The letters patent expired on 12/26/2012: 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: 11/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. Y. (pessoa física)

JP

Inventors

S. Y. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

63-193445 · 08/04/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

11/21/1989

RPI 996

Pedido de patente depositado

#2.1

10/17/1989

RPI 991

Carta-patente expirada

#21.1

Patente extinta em 26/07/2009

12/26/2012

RPI 2190

Concessão da patente

#16.1

01/21/1998

RPI 1413

Notificação para pagamento de retribuição

#13.1

05/13/1997

RPI 1380

Deferimento

#9.1

12/24/1996

RPI 1360

11.8

03/19/1996

RPI 1320

Arquivamento - Art. 36 §1° da LPI

#11.2

01/02/1996

RPI 1309

Exigência - art. 36 da LPI

#6.1

05/02/1995

RPI 1274

Solicitação de exame técnico

#4.1

02/19/1991

RPI 1055

Publicação do pedido de patente

#3.1

03/20/1990

RPI 1010

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