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Official data from INPI

ARTIGO ABRASIVO, E, PRODUTO ABRASIVO REVESTIDO.

ArquivadaInvention Patent

Application data

Number

PI8905905

Type

Invention Patent

Filing

11/23/1989

Publication

06/19/1990

Progress at the INPI

  1. Filing11/23/89
  2. Publication06/19/90
  3. Examination11/17/92
  4. Allowance03/23/99
  5. Abandoned
  6. In force

The application was allowed on 03/23/1999 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: 11/21/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Minnesota Mining and Manufacturing Company

US

See this company's full portfolio

Inventors

A. K. (pessoa física)

E. L. (pessoa física)

Technical data

IPC Classification

Priority claims

US

276,140 · 11/23/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

Alterado da Int Cl5 C08J 5/14.

11/21/2000

RPI 1559

Arquivamento - Art. 38 §2° da LPI

#11.4

Arquivamento - Artigo 38 § 2º da LPI.

04/04/2000

RPI 1526

Deferimento

#9.1

03/23/1999

RPI 1472

Exigência - art. 36 da LPI

#6.1

09/01/1998

RPI 1445

13.2

05/17/1994

RPI 1224

Notificação para pagamento de retribuição

#13.1

04/12/1994

RPI 1219

Solicitação de exame técnico

#4.1

11/17/1992

RPI 1146

Publicação do pedido de patente

#3.1

06/19/1990

RPI 1023

Pedido de patente depositado

#2.1

03/20/1990

RPI 1010

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