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Official data from INPI

EMULSÃO FOTOGRÁFICA E ELEMENTO SENSÍVEL À LUZ

ArquivadaInvention Patent

Application data

Number

PI8201848

Type

Invention Patent

Filing

04/01/1982

Publication

03/01/1983

Progress at the INPI

  1. Filing04/01/82
  2. Publication03/01/83
  3. Examination04/09/85
  4. Allowance12/29/87
  5. Abandoned
  6. In force

The application was allowed on 12/29/1987 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: 11/08/1988. 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

P. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

250,393 · 04/02/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

11/08/1988

RPI 942

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Exigência - art. 36 da LPI

#6.1

03/10/1987

RPI 855

Exigência - art. 36 da LPI

#6.1

11/19/1985

RPI 787

Solicitação de exame técnico

#4.1

04/09/1985

RPI 755

Publicação do pedido de patente

#3.1

03/01/1983

RPI 645

Pedido de patente depositado

#2.1

05/25/1982

RPI 605

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era G03C 1/02.

03/27/2018

RPI 2464

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