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Official data from INPI

TÉCNICA PARA DETERMINAÇÃO DO PODER ABRASIVO DE PAPEL.

ArquivadaInvention Patent

Application data

Number

PI8102807

Type

Invention Patent

Filing

04/30/1981

Publication

12/14/1982

Progress at the INPI

  1. Filing04/30/81
  2. Publication12/14/82
  3. Examination01/24/84
  4. Allowance10/15/85
  5. Abandoned
  6. In force

The application was allowed on 10/15/1985 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 11/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Instituto de Pesquisas Tecnológicas do Estado de São Paulo

SP, BR

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Inventors

B. S. (pessoa física)

S. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

11/25/1986

RPI 840

Notificação para pagamento de retribuição

#13.1

04/15/1986

RPI 808

Deferimento

#9.1

10/15/1985

RPI 782

Republicação - classificação IPC

#15.11

04/23/1985

RPI 757

Exigência - art. 36 da LPI

#6.1

01/29/1985

RPI 745

Solicitação de exame técnico

#4.1

01/24/1984

RPI 692

Solicitação de exame não realizada

#4.2

08/16/1983

RPI 669

Publicação do pedido de patente

#3.1

12/14/1982

RPI 634

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