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Official data from INPI

APARELHO PARA SEPARAR OS CONDUTORES INDIVIDUAIS DE UM CABO DISPOSTO NA FORMA DE UM CONJUNTO DE VÁRIOS CONDUTORES

Em AnáliseInvention Patent

Application data

Number

PI8506389

Type

Invention Patent

Filing

12/19/1985

Publication

09/02/1986

Progress at the INPI

  1. Filing12/19/85
  2. Publication09/02/86
  3. Examination04/12/88
  4. Allowance06/25/91
  5. Grant12/31/91
  6. Terminated09/19/95

The patent was granted on 12/31/1991 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: 04/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DU PONT [US]

See this company's full portfolio

Inventors

P. A. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

685.027 · 12/21/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/12/1988

RPI 912

Publicação do pedido de patente

#3.1

09/02/1986

RPI 828

Pedido de patente depositado

#2.1

03/04/1986

RPI 802

Anuidade - prazo legal encerrado

#18.2

09/19/1995

RPI 1294

Concessão da patente

#16.1

12/31/1991

RPI 1100

Notificação para pagamento de retribuição

#13.1

10/22/1991

RPI 1090

Republicação - classificação IPC

#15.11

07/16/1991

RPI 1076

Deferimento

#9.1

06/25/1991

RPI 1073

Exigência - art. 36 da LPI

#6.1

01/15/1991

RPI 1050

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