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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI7901145

Type

Invention Patent

Filing

02/21/1979

Publication

-

Progress at the INPI

  1. Filing02/21/79
  2. Publication
  3. Examination
  4. Allowance11/30/82
  5. Grant09/29/87
  6. Terminated05/11/93

The patent was granted on 09/29/1987 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: 09/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Uop Inc.

US

See this company's full portfolio

Inventors

F. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/29/1987

RPI 884

110

06/09/1987

RPI 868

120

08/26/1986

RPI 827

Recurso

#12.1

04/19/1983

RPI 652

Deferimento

#9.1

11/30/1982

RPI 632

Anuidade - prazo legal encerrado

#18.2

05/11/1993

RPI 1171

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