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Official data from INPI

PROCESSO PARA A ELABORACAO DE DETRITOS DE PELES E HIDROLISADO DE ALBUMINA PREPARADO PELO PROCESSO

ConcedidaInvention Patent

Application data

Number

PI7800150

Type

Invention Patent

Filing

02/11/1977

Publication

-

Progress at the INPI

  1. Filing02/11/77
  2. Publication
  3. Examination
  4. Allowance09/20/83
  5. Grant03/27/84
  6. Expired07/20/93

The letters patent expired on 07/20/1993: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 03/27/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. F. (pessoa física)

ROEHM GMBH

Inventors

B. K. (pessoa física)

E. Z. (pessoa física)

M. R. (pessoa física)

P. E. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/27/1984

RPI 701

Notificação para pagamento de retribuição

#13.1

01/03/1984

RPI 689

Deferimento

#9.1

09/20/1983

RPI 674

Exigência - art. 36 da LPI

#6.1

02/08/1983

RPI 642

Carta-patente expirada

#21.1

07/20/1993

RPI 1181

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