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Official data from INPI

BARCAÇA PARA COLETA E REBOCAMENTO DE AGUAPÉ E OUTRAS PLANTAS AQUÁTICAS FLUTUANTES, PRESENTES EM LAGOS E RIOS

Em AnáliseInvention Patent

Application data

Number

PI8504965

Type

Invention Patent

Filing

10/04/1985

Publication

05/12/1987

Progress at the INPI

  1. Filing10/04/85
  2. Publication05/12/87
  3. Examination02/01/90
  4. Allowance04/09/91
  5. Grant12/31/91
  6. Terminated08/15/95

The patent was granted on 12/31/1991 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: 10/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CESP - Companhia Energética de São Paulo

SP, BR

See this company's full portfolio

Inventors

P. S. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame não realizada

#4.2

10/10/1989

RPI 990

Publicação do pedido de patente

#3.1

05/12/1987

RPI 864

Pedido de patente depositado

#2.1

12/17/1985

RPI 791

Anuidade - prazo legal encerrado

#18.2

08/15/1995

RPI 1289

Concessão da patente

#16.1

12/31/1991

RPI 1100

Notificação para pagamento de retribuição

#13.1

07/23/1991

RPI 1077

Deferimento

#9.1

04/09/1991

RPI 1062

Exigência - art. 36 da LPI

#6.1

10/16/1990

RPI 1037

Solicitação de exame técnico

#4.1

02/01/1990

RPI 1004

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