Patents by Inventor Roger E. Zimmerer

Roger E. Zimmerer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Articles and methods for treating fabrics
    Patent number: 4808086
    Abstract: Dryer-added fabric conditioning articles and methods utilizing a fabric softener agent and a polymeric soil release agent. More specifically, damp fabrics are commingled with softener active and polymeric soil release agent in an automatic soil release benefits concurrently with the drying operation. The softening and antistatic soil release agents herein are preferably employed in combination with a dispensing means adapted for use in an automatic dryer.
    Type: Grant
    Filed: October 29, 1987
    Date of Patent: February 28, 1989
    Assignee: The Procter & Gamble Company
    Inventors: Mark D. Evans, Gregory B. Huntington, Robert L. Stewart, Peter H. Wolf, Roger E. Zimmerer
  • Articles and methods for treating fabrics
    Patent number: 4749596
    Abstract: Dryer-added fabric conditioning articles and methods utilizing a fabric softener agent and a polymeric soil release agent. More specifically, damp fabrics are commingled with softener active and polymeric soil release agent in an automatic clothes dryer and are provided with a soft, antistatic finish and soil release benefits concurrently with the drying operation. The softening and antistatic soil release agents herein are preferably employed in combination with a dispensing means adapted for use in an automatic dryer.
    Type: Grant
    Filed: March 3, 1987
    Date of Patent: June 7, 1988
    Assignee: The Procter & Gamble Company
    Inventors: Mark D. Evans, Gregory B. Huntington, Robert L. Stewart, Peter H. Wolf, Roger E. Zimmerer
  • Disposable absorbent articles
    Patent number: 4657537
    Abstract: Disposable absorbent articles having an ion-exchanging topsheet are disclosed. By using topsheets which release protons upon exposure to body fluids, absorbent articles such as diapers can be realized which are effective for absorbing discharged body waste and which also are effective for lowering skin pH within the acid range. Lowering of skin pH to values within the range of from about 3.0 to 5.5, can serve to prevent or reduce diaper rash.
    Type: Grant
    Filed: August 11, 1986
    Date of Patent: April 14, 1987
    Assignee: The Procter & Gamble Company
    Inventor: Roger E. Zimmerer