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Official data from INPI

ROLO DE PAPEL HIGIENICO OU SIMILARES

ConcedidaUtility Model

Application data

Number

MU6201766

Type

Utility Model

Filing

02/26/1982

Publication

08/07/1984

Progress at the INPI

  1. Filing02/26/82
  2. Publication08/07/84
  3. Examination01/02/85
  4. Allowance08/13/85
  5. Grant04/29/86
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 04/29/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KOBAYASHI MASASHI [JP]

Inventors

K. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/29/1986

RPI 810

Notificação para pagamento de retribuição

#13.1

12/17/1985

RPI 791

Deferimento

#9.1

08/13/1985

RPI 773

Republicação - classificação IPC

#15.11

07/23/1985

RPI 770

Solicitação de exame técnico

#4.1

01/02/1985

RPI 741

Publicação do pedido de patente

#3.1

08/07/1984

RPI 720

Pedido de patente depositado

#2.1

02/22/1983

RPI 644

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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