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Official data from INPI

SEPARADOR DE PARTICULAS DE AR DE MOTOR

Concessão AnuladaInvention Patent

Application data

Number

PI8007079

Type

Invention Patent

Filing

11/16/1979

Publication

-

Progress at the INPI

  1. Filing11/16/79
  2. Publication
  3. Examination06/21/83
  4. Allowance02/07/84
  5. Grant09/25/84
  6. Terminated09/25/90

The patent was granted on 09/25/1984 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: 12/26/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UNITED TECHNOLOGIES CORP

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Inventors

A. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

16.3

12/26/1984

RPI 740

Concessão da patente

#16.1

09/25/1984

RPI 727

Notificação para pagamento de retribuição

#13.1

05/22/1984

RPI 709

Deferimento

#9.1

02/07/1984

RPI 694

8.1

12/20/1983

RPI 687

Solicitação de exame técnico

#4.1

06/21/1983

RPI 661

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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