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Official data from INPI

"APARELHO DE LIGAÇÃO DE ESTEIO E PROCESSO PARA SEGURAR, SEM ROTAÇÃO, UM APARELHO DE LIGAÇÃO DE ESTEIO DE UM CONDUTO INTERNO DENTRO DE UM CONDUTO EXTERNO".

Em AnáliseInvention Patent

Application data

Number

PI8703122

Type

Invention Patent

Filing

06/22/1987

Publication

04/05/1988

Progress at the INPI

  1. Filing06/22/87
  2. Publication04/05/88
  3. Examination10/31/89
  4. Allowance02/19/91
  5. Abandoned
  6. In force

The application was allowed on 02/19/1991 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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

Heteo Gray Inc

US

Hughes Tool Company

US

Inventors

G. C. (pessoa física)

Technical data

IPC Classification

Priority claims

US

897.431 · 08/18/1986

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

04/05/1988

RPI 911

Pedido de patente depositado

#2.1

09/01/1987

RPI 880

Arquivamento - Art. 38 §2° da LPI

#11.4

10/06/1992

RPI 1140

Notificação para pagamento de retribuição

#13.1

06/04/1991

RPI 1070

Deferimento

#9.1

02/19/1991

RPI 1055

14.1

02/13/1990

RPI 1006

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