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Official data from INPI

ANODO GELEIFICADO PARA CÉLULA ELETROQUÍMICA E CÉLULA ELETROQUÍMICA

IndeferidaInvention Patent

Application data

Number

PI8204866

Type

Invention Patent

Filing

08/19/1982

Publication

08/02/1983

Progress at the INPI

Under appeal
  1. Filing08/19/82
  2. Publication08/02/83
  3. Examination10/01/85
  4. Refused05/16/89
  5. Grant
  6. In force

The application was refused by the INPI on 05/16/1989. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 05/16/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Duracell International Inc.

US

See this company's full portfolio

Inventors

W. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

297.664 · 08/31/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

05/16/1989

RPI 969

Conhecimento de parecer técnico

#7.1

10/11/1988

RPI 938

6.2

03/24/1987

RPI 857

Solicitação de exame técnico

#4.1

10/01/1985

RPI 780

Publicação do pedido de patente

#3.1

08/02/1983

RPI 667

Pedido de patente depositado

#2.1

10/05/1982

RPI 624

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