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Official data from INPI

LACRE.

Em AnáliseUtility Model

Application data

Number

MU6200771

Type

Utility Model

Filing

05/21/1982

Publication

01/03/1984

Progress at the INPI

  1. Filing05/21/82
  2. Publication01/03/84
  3. Examination07/24/84
  4. Allowance05/07/85
  5. Grant03/25/86
  6. Terminated05/24/88

The patent was granted on 03/25/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Companhia de Saneamento Básico do Estado de São Paulo - SABESP

SP, BR

See this company's full portfolio

Inventors

K. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

03/25/1986

RPI 805

Notificação para pagamento de retribuição

#13.1

08/27/1985

RPI 775

Deferimento

#9.1

05/07/1985

RPI 759

Solicitação de exame técnico

#4.1

07/24/1984

RPI 718

Publicação do pedido de patente

#3.1

01/03/1984

RPI 689

Pedido de patente depositado

#2.1

07/20/1982

RPI 613

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