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Official data from INPI

PROCESSO PARA A DEPOSIÇÃO NÃO ELÉTRICA DE PRATA METÁLICA

Em AnáliseInvention Patent

Application data

Number

PI8707089

Type

Invention Patent

Filing

12/28/1987

Publication

12/06/1988

Progress at the INPI

  1. Filing12/28/87
  2. Publication12/06/88
  3. Examination10/31/89
  4. Allowance12/22/92
  5. Grant07/27/93
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Lilly Industries (USA), Inc

US

London Laboratories Limited

US

Inventors

H. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

052,239 · 05/18/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/31/1989

RPI 993

Publicação do pedido de patente

#3.1

12/06/1988

RPI 946

Pedido de patente depositado

#2.1

04/12/1988

RPI 912

Carta-patente expirada

#21.1

Patente extinta em 28/12/2002

07/29/2008

RPI 1960

Transferência deferida

#25.1

01/06/1998

RPI 1411

Pedido de licença compulsória

#20.1

03/22/1994

RPI 1216

Concessão da patente

#16.1

07/27/1993

RPI 1182

Notificação para pagamento de retribuição

#13.1

04/27/1993

RPI 1169

Deferimento

#9.1

12/22/1992

RPI 1151

Exigência - art. 36 da LPI

#6.1

05/26/1992

RPI 1121

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