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Official data from INPI

PROCESSO DE LEITURA DA POSIÇÃO DE UMA VÁLVULA DE CORREDIÇA; VÁLVULA DE CORREDIÇA; INDICADOR DE POSIÇÃO DE VÁLVULA DE CORREDIÇA.

ConcedidaInvention Patent

Application data

Number

PI8108235

Type

Invention Patent

Filing

12/17/1981

Publication

10/05/1982

Progress at the INPI

  1. Filing12/17/81
  2. Publication10/05/82
  3. Examination12/04/84
  4. Allowance12/29/87
  5. Grant07/26/88
  6. Terminated06/27/95

The patent was granted on 07/26/1988 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

Flo-Con Systems, Inc

US

See this company's full portfolio

Inventors

K. D. (pessoa física)

Technical data

IPC Classification

Priority claims

US

221.933 · 12/31/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

09/27/1988

RPI 936

Republicação - classificação IPC

#15.11

08/02/1988

RPI 928

Concessão da patente

#16.1

07/26/1988

RPI 927

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Exigência - art. 36 da LPI

#6.1

07/02/1985

RPI 767

Solicitação de exame técnico

#4.1

12/04/1984

RPI 737

Publicação do pedido de patente

#3.1

10/05/1982

RPI 624

Pedido de patente depositado

#2.1

02/09/1982

RPI 590

Anuidade - prazo legal encerrado

#18.2

06/27/1995

RPI 1282

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