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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI7903804

Type

Invention Patent

Filing

06/15/1979

Publication

-

Progress at the INPI

  1. Filing06/15/79
  2. Publication
  3. Examination03/09/82
  4. Allowance03/15/88
  5. Grant09/27/88
  6. Terminated07/27/93

The patent was granted on 09/27/1988 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: 09/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Usx Engineers And Consultants, Inc.

US

See this company's full portfolio

Inventors

S. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/27/1988

RPI 936

Notificação para pagamento de retribuição

#13.1

07/19/1988

RPI 926

Republicação - classificação IPC

#15.11

05/31/1988

RPI 919

Deferimento

#9.1

03/15/1988

RPI 908

Exigência - art. 36 da LPI

#6.1

01/21/1987

RPI 848

Solicitação de exame técnico

#4.1

03/09/1982

RPI 594

Anuidade - prazo legal encerrado

#18.2

07/27/1993

RPI 1182

20.4

11/13/1990

RPI 1041

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