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Official data from INPI

ARTIGO ABRASIVO REVESTIDO E ARTIGO ABRASIVO TRIDIMENSIONAL DE BAIXA DENSIDADE

ArquivadaInvention Patent

Application data

Number

PI9100515

Type

Invention Patent

Filing

02/07/1991

Publication

10/29/1991

Progress at the INPI

  1. Filing02/07/91
  2. Publication10/29/91
  3. Examination12/28/93
  4. Allowance07/27/99
  5. Abandoned
  6. In force

The application was allowed on 07/27/1999 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: 04/18/2000. 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

D. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

480.018 · 02/13/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

04/18/2000

RPI 1528

Deferimento

#9.1

07/27/1999

RPI 1490

Exigência - art. 36 da LPI

#6.1

05/13/1997

RPI 1380

Solicitação de exame técnico

#4.1

12/28/1993

RPI 1204

3.4

08/17/1993

RPI 1185

Publicação do pedido de patente

#3.1

10/29/1991

RPI 1091

Pedido de patente depositado

#2.1

08/20/1991

RPI 1081

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