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Official data from INPI

GANCHO DE MOLA GIRATÓRIO DE RESINA SINTÉTICA E MÉTODO DE FABRICAÇÃO DO MESMO

ConcedidaInvention Patent

Application data

Number

PI8503297

Type

Invention Patent

Filing

07/04/1985

Publication

04/01/1986

Progress at the INPI

  1. Filing07/04/85
  2. Publication04/01/86
  3. Examination08/26/86
  4. Allowance08/23/88
  5. Grant09/26/89
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Nippon Notion Kogyo Co.Ltd., firma japonesa, industrial e comercial

JP

See this company's full portfolio

Inventors

K. K. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

59-105998 · 07/13/1984

JP

59-142991 · 07/10/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

12/13/1988

RPI 947

Deferimento

#9.1

08/23/1988

RPI 931

Solicitação de exame técnico

#4.1

08/26/1986

RPI 827

Publicação do pedido de patente

#3.1

04/01/1986

RPI 806

Pedido de patente depositado

#2.1

09/17/1985

RPI 778

Carta-patente expirada

#21.1

Patente extinta em 04/07/2000

07/15/2008

RPI 1958

Cessão de direito de exploração

#22.1

11/12/1991

RPI 1093

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