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Official data from INPI

HELICE DE ALTO RENDIMENTO

ConcedidaInvention Patent

Application data

Number

PI8100453

Type

Invention Patent

Filing

01/28/1981

Publication

09/28/1982

Progress at the INPI

  1. Filing01/28/81
  2. Publication09/28/82
  3. Examination10/18/83
  4. Allowance02/17/88
  5. Grant09/27/88
  6. Terminated08/23/94

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

S. J. (pessoa física)

Inventors

S. J. (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

05/17/1988

RPI 917

100

02/17/1988

RPI 904

Petição de recurso

#12.2

09/15/1987

RPI 882

12.4

09/15/1987

RPI 882

Recurso

#12.1

06/23/1987

RPI 870

Indeferimento

#9.2

02/17/1987

RPI 852

Conhecimento de parecer técnico

#7.1

06/17/1986

RPI 817

Exigência - art. 36 da LPI

#6.1

02/12/1985

RPI 747

Solicitação de exame técnico

#4.1

10/18/1983

RPI 678

Publicação do pedido de patente

#3.1

09/28/1982

RPI 623

Anuidade - prazo legal encerrado

#18.2

08/23/1994

RPI 1238

Republicação - classificação IPC

#15.11

04/16/1991

RPI 1063

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