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Official data from INPI

PROCESSO PARA PROLONGAR O TEMPO DE INCUBAÇÃO DA VULCANIZAÇÃO DE MISTURAS VULCANIZÁVEIS DE BORRACHA DE MELHORIA DA CINÉTICA DE INTERLIGAÇÃO DAS DITAS MISTURAS

PublicadaInvention Patent

Application data

Number

PI8701446

Type

Invention Patent

Filing

03/30/1987

Publication

01/05/1988

Progress at the INPI

Awaiting grant fee payment
  1. Filing03/30/87
  2. Publication01/05/88
  3. Examination05/22/90
  4. Allowance10/13/92
  5. Grant
  6. In force

The application was allowed by the INPI on 10/13/1992. The grant of the letters patent is being processed.

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Latest action published by the INPI: 01/05/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Degussa AG.

DE

See this company's full portfolio

Inventors

D. S. (pessoa física)

DE

H. L. (pessoa física)

DE

S. W. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 36 10 796.4 · 04/01/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/05/1988

RPI 898

Pedido de patente depositado

#2.1

07/07/1987

RPI 872

15.4

04/06/1993

RPI 1166

Deferimento

#9.1

10/13/1992

RPI 1141

Deferimento

#9.1

08/04/1992

RPI 1131

Solicitação de exame técnico

#4.1

05/22/1990

RPI 1019

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