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Official data from INPI

PROCESSO DE PRODUÇÃO DE METIL GLUCOSÍDIO DE QUALIDADE INDUSTRIAL, DE COR ESTÁVEL

PublicadaInvention Patent

Application data

Number

PI8701482

Type

Invention Patent

Filing

04/01/1987

Publication

01/19/1988

Progress at the INPI

  1. Filing04/01/87
  2. Publication01/19/88
  3. Examination08/28/90
  4. Allowance06/20/95
  5. Grant12/26/95
  6. Expired07/29/08

The letters patent expired on 07/29/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 01/19/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CPC International Inc

US

See this company's full portfolio

Inventors

H. K. (pessoa física)

DE

J. F. (pessoa física)

DE

R. L. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 36 11 035.3 · 04/02/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/19/1988

RPI 900

Pedido de patente depositado

#2.1

07/07/1987

RPI 872

Carta-patente expirada

#21.1

Patente extinta em 01/04/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

12/26/1995

RPI 1308

Notificação para pagamento de retribuição

#13.1

10/31/1995

RPI 1300

Deferimento

#9.1

06/20/1995

RPI 1281

Solicitação de exame técnico

#4.1

08/28/1990

RPI 1030

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