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Official data from INPI

AUTO GERADOR DE NEBLINA.

ConcedidaInvention Patent

Application data

Number

PI8101758

Type

Invention Patent

Filing

03/25/1981

Publication

11/03/1982

Progress at the INPI

  1. Filing03/25/81
  2. Publication11/03/82
  3. Examination08/09/83
  4. Allowance12/29/87
  5. Grant08/30/88
  6. Terminated02/04/92

The patent was granted on 08/30/1988 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: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Expurgo Indústria e Comércio Ltda.

Inventors

S. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1988

RPI 932

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Republicação - classificação IPC

#15.11

03/17/1987

RPI 856

Exigência - art. 36 da LPI

#6.1

02/24/1987

RPI 853

Conhecimento de parecer técnico

#7.1

02/20/1985

RPI 748

Solicitação de exame técnico

#4.1

08/09/1983

RPI 668

Publicação do pedido de patente

#3.1

11/03/1982

RPI 628

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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