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Official data from INPI

FERRAMENTA DE POCO PARA DESLOCAMENTO DE UMA LUVA DE ENCAIXE DE ABERTURA PROCESSO PARA DESLOCAR UMA LUVA DE ENCAIXE DE ABERTURA

ConcedidaInvention Patent

Application data

Number

PI8108541

Type

Invention Patent

Filing

12/30/1981

Publication

08/16/1983

Progress at the INPI

  1. Filing12/30/81
  2. Publication08/16/83
  3. Examination10/23/84
  4. Allowance04/22/86
  5. Grant10/29/86
  6. Terminated08/07/90

The patent was granted on 10/29/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/29/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DOW CHEMICAL CO [US]

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Inventors

M. H. (pessoa física)

N. F. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/29/1986

RPI 836

Notificação para pagamento de retribuição

#13.1

08/26/1986

RPI 827

Deferimento

#9.1

04/22/1986

RPI 809

Republicação - classificação IPC

#15.11

08/13/1985

RPI 773

Exigência - art. 36 da LPI

#6.1

05/07/1985

RPI 759

Solicitação de exame técnico

#4.1

10/23/1984

RPI 731

Publicação do pedido de patente

#3.1

08/16/1983

RPI 669

Pedido de patente depositado

#2.1

02/24/1982

RPI 592

Anuidade - prazo legal encerrado

#18.2

08/07/1990

RPI 1027

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