Company Filing History:

6 out of 58

Saint-gobain Calmar Inc.

patents

3 out of 109

Meadwestvaco Calmar Gmbh

Years Active: 1992-2011

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7886941 - Dispenser having air tight spout (2011-02-15),

2. 7870977 - Dispenser having an improved inlet valve (2011-01-18),

3. D574707 - Dispenser head (2008-08-12),

4. D541654 - Pushbutton dispenser head (2007-05-01),

5. D541653 - Pushbutton dispenser head (2007-05-01),

6. 7178694 - Anti-clog discharge spout (2007-02-20),

7. D503887 - Pushbutton dispenser head cover (2005-04-12),

8. D488380 - Pushbutton dispenser head and closure (2004-04-14),

9. D455960 - Pushbutton dispenser head (2002-04-24),

10. 5230648 - Foam dispensing doll (1993-07-27),

11. 5118319 - Toy doll with self-contained light show (1992-06-02),

Title: Daria Teresa Pietrowski: Innovator in Dispenser Technology

Introduction

Daria Teresa Pietrowski is a prominent inventor based in Huntington Beach, California. She has made significant contributions to the field of dispenser technology, holding a total of 11 patents. Her innovative designs focus on improving the functionality and efficiency of liquid dispensers.

Latest Patents

Among her latest patents is a "Dispenser having air tight spout," which features a spout valve assembly designed to control the outletting of liquid products. This assembly includes a slit that can open and close under pressure, allowing for precise dispensing while preventing leaks. Another notable patent is the "Dispenser having an improved inlet valve," which incorporates a unique valve assembly that facilitates the use of liquid products containing rupturable beads. This design ensures that the beads are effectively released when the dispenser is used, enhancing the user experience.

Career Highlights

Daria has worked with several reputable companies throughout her career, including Saint-Gobain Calmar Inc. and MeadWestvaco Calmar GmbH. Her experience in these organizations has allowed her to refine her skills and contribute to the development of innovative dispensing solutions.

Collaborations

Daria has collaborated with notable professionals in her field, including Lluis Costa and Douglas B. Dobbs. These partnerships have fostered a creative environment that has led to the advancement of her inventions.

Conclusion

Daria Teresa Pietrowski is a trailblazer in dispenser technology, with a strong portfolio of patents that reflect her innovative spirit. Her work continues to influence the industry, making her a significant figure in the realm of inventions.

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.