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Official data from INPI

APARELHO PREGUEADOR PARA COMPRIMIR RADIALMENTE UM ENCAIXE TUBULAR CONTRA A PARTE EXTERNA DE UMA MANGUEIRA CILÍNDRICA

DeferidaInvention Patent

Application data

Number

PI8406130

Type

Invention Patent

Filing

11/30/1984

Publication

09/24/1985

Progress at the INPI

  1. Filing11/30/84
  2. Publication09/24/85
  3. Examination10/13/87
  4. Allowance11/07/89
  5. Grant05/29/90
  6. Terminated03/03/92

The patent was granted on 05/29/1990 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: 11/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Hydraulic Engineering, Inc.

US

Inventors

G. E. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

561.833 · 12/15/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

11/07/1989

RPI 994

14.1

11/01/1988

RPI 941

Solicitação de exame técnico

#4.1

10/13/1987

RPI 886

Publicação do pedido de patente

#3.1

09/24/1985

RPI 779

Pedido de patente depositado

#2.1

02/26/1985

RPI 749

Anuidade - prazo legal encerrado

#18.2

03/03/1992

RPI 1109

Concessão da patente

#16.1

05/29/1990

RPI 1020

Notificação para pagamento de retribuição

#13.1

03/13/1990

RPI 1009

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