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Official data from INPI

LIMPADOR

Em AnáliseInvention Patent

Application data

Number

PI8200422

Type

Invention Patent

Filing

01/26/1982

Publication

11/30/1982

Progress at the INPI

  1. Filing01/26/82
  2. Publication11/30/82
  3. Examination08/28/84
  4. Allowance07/09/85
  5. Grant02/04/86
  6. Terminated05/24/88

The patent was granted on 02/04/1986 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. C. (pessoa física)

US

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Inventors

G. M. (pessoa física)

US

S. E. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

230.016 · 01/29/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Cessão de direito de exploração

#22.1

08/19/1986

RPI 826

Concessão da patente

#16.1

02/04/1986

RPI 798

Notificação para pagamento de retribuição

#13.1

11/12/1985

RPI 786

Deferimento

#9.1

07/09/1985

RPI 768

Solicitação de exame técnico

#4.1

08/28/1984

RPI 723

Publicação do pedido de patente

#3.1

11/30/1982

RPI 632

Pedido de patente depositado

#2.1

03/16/1982

RPI 595

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