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Official data from INPI

COMPOSIÇÃO DE AMIDO/PLÁSTICO E MODIFICAÇÃO DA MESMA.

ConcedidaInvention Patent
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Application data

Number

PI8105049

Type

Invention Patent

Filing

08/05/1981

Publication

04/20/1982
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Progress at the INPI

  1. Filing08/05/81
  2. Publication04/20/82
  3. Examination06/12/84
  4. Allowance09/30/86
  5. Grant06/30/87
  6. Terminated09/13/94

The patent was granted on 06/30/1987 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: 06/30/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Coloroll Limited

Inventors

G. G. (pessoa física)

Technical data

IPC Classification

C08B 31/00C08L 3/04C08L 67/00

Priority claims

GB

80 25601 · 08/06/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/30/1987

RPI 871

Republicação - classificação IPC

#15.11

03/17/1987

RPI 856

Deferimento

#9.1

09/30/1986

RPI 832

Exigência - art. 36 da LPI

#6.1

01/21/1986

RPI 796

Exigência - art. 36 da LPI

#6.1

03/26/1985

RPI 753

Solicitação de exame técnico

#4.1

06/12/1984

RPI 712

Publicação do pedido de patente

#3.1

04/20/1982

RPI 600

Anuidade - prazo legal encerrado

#18.2

09/13/1994

RPI 1241

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