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Official data from INPI

APARELHO E PROCESSO PARA RECOZIMENTO SELETIVO DE UMA PARTE DE UM LANCE DE TUBO METÁLICO EM AVANÇO

ConcedidaInvention Patent

Application data

Number

PI8302343

Type

Invention Patent

Filing

05/05/1983

Publication

01/10/1984

Progress at the INPI

  1. Filing05/05/83
  2. Publication01/10/84
  3. Examination03/11/86
  4. Allowance11/22/88
  5. Grant08/29/89
  6. Terminated02/18/92

The patent was granted on 08/29/1989 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UOP Inc.

US

See this company's full portfolio

Inventors

J. C. (pessoa física)

US

J. T. (pessoa física)

US

Technical data

Priority claims

US

375,781 · 05/06/1982

US

460,971 · 01/26/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/29/1989

RPI 984

Notificação para pagamento de retribuição

#13.1

04/25/1989

RPI 966

Deferimento

#9.1

11/22/1988

RPI 944

Exigência - art. 36 da LPI

#6.1

05/31/1988

RPI 919

6.2

03/04/1987

RPI 854

Solicitação de exame técnico

#4.1

03/11/1986

RPI 803

Publicação do pedido de patente

#3.1

01/10/1984

RPI 690

Pedido de patente depositado

#2.1

06/21/1983

RPI 661

Anuidade - prazo legal encerrado

#18.2

02/18/1992

RPI 1107

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