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Official data from INPI

COMPOSIÇÃO DE "PRIMER" E PROCESSO PARA ADERIR BORRACHA DE SILICONA A UM SUBSTRATO

ArquivadaInvention Patent

Application data

Number

PI8201731

Type

Invention Patent

Filing

03/26/1982

Publication

02/22/1983

Progress at the INPI

  1. Filing03/26/82
  2. Publication02/22/83
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 03/26/1982 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/22/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Toray Silicone Company Limited

JP

See this company's full portfolio

Inventors

M. H. (pessoa física)

JP

S. Y. (pessoa física)

JP

Technical data

Priority claims

JP

44781/81 · 03/27/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

10/22/1985

RPI 783

Publicação do pedido de patente

#3.1

02/22/1983

RPI 644

Pedido de patente depositado

#2.1

05/11/1982

RPI 603

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09J 3/12; C08L 19/00; C09J 3/14.

03/27/2018

RPI 2464

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