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Official data from INPI

ELEMENTO FOTOGRÁFICO SENSÍVEL À LUZ

ArquivadaInvention PatentPCT · US1994001309

Application data

Number

PI9406471

Type

Invention Patent

Filing

02/04/1994

Publication

01/23/1996

PCT

US1994001309

Progress at the INPI

  1. Filing02/04/94
  2. Publication01/23/96
  3. Examination
  4. Allowance07/10/01
  5. Abandoned
  6. In force

The application was allowed on 07/10/2001 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: 05/14/2002. 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. V. (pessoa física)

IT

D. B. (pessoa física)

US

E. M. (pessoa física)

US

E. M. (pessoa física)

US

W. K. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

08/049,941 · 04/20/1993

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

05/14/2002

RPI 1636

Deferimento

#9.1

07/10/2001

RPI 1592

Notificação de entrada na fase nacional - PCT

#1.3

01/23/1996

RPI 1312

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