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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8106282

Type

Invention Patent

Filing

09/30/1981

Publication

05/03/1983

Progress at the INPI

  1. Filing09/30/81
  2. Publication06/15/82
  3. Examination09/13/83
  4. Allowance05/28/85
  5. Grant11/26/85
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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: 11/26/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. D. (pessoa física)

Inventors

G. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/26/1985

RPI 788

Notificação para pagamento de retribuição

#13.1

09/17/1985

RPI 778

Republicação - classificação IPC

#15.11

06/11/1985

RPI 764

Deferimento

#9.1

05/28/1985

RPI 762

Exigência - art. 36 da LPI

#6.1

01/08/1985

RPI 742

Solicitação de exame técnico

#4.1

09/13/1983

RPI 673

Publicação do pedido de patente

#3.1

05/03/1983

RPI 654

Publicação do pedido de patente

#3.1

06/15/1982

RPI 608

Pedido de patente depositado

#2.1

11/17/1981

RPI 578

Carta-patente expirada

#21.1

Patente extinta em 30/09/96

08/19/2008

RPI 1963

Pedido de licença compulsória

#20.1

03/30/1993

RPI 1165

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