Pittsburgh, PA, United States of America

Philip Marshall

This inventor holds 54 USPTO granted patents and 1 published patent application, primarily in Window Extrusion. Top assignee: Chelsea Building Products. Active years: 2001-2026.

USPTO Granted Patents = 54 (Patent Applications = 1)

% Patents Active = 96.3

Average Co-Inventor Count = 1.1

ph-index = 11

Forward Citations = 540(Granted Patents)

Forward Citations (Not Self Cited) = 331(Dec 10, 2025)

Company Filing History:

54 out of 75

Chelsea Building Products

patents

Years Active: 2001-2026

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Areas of Expertise:

Window Extrusion

Casement Profiles

Jambs

Siding

Glazed Sash

Cladding Components

Sill Extrusion

Top Rail

Bottom Rail

Stile Extrusion

Retrofit Mainframe

Trim Extrusion

54 patents (USPTO):Sort by Forward CitationsExplore Patents

1. D1141172 - Outside corner for siding (2026-08-11),

2. D1124421 - Corner extrusion profile for siding (2026-04-28),

3. D1112830 - Exterior single hung jamb/head window extrusion (2026-02-10),

4. D1093665 - Exterior glazed casement sash (2025-09-16),

5. D1093664 - Retrofit casement mainframe (2025-09-16),

6. D1093663 - Casement mainframe (2025-09-16),

7. D1086501 - Single hung sill extrusion (2025-07-29),

8. D1080924 - Exterior window extrusion (2025-06-24),

9. D1080923 - Exterior single hung extrusion for windows (2025-06-24),

10. D1064326 - Window casement extrusion (2025-02-25),

11. D1048464 - Window casement extrusion (2024-10-22),

12. D1011560 - Window casement extrusion (2024-01-16),

13. D913529 - Exterior cladding extrusion (2021-03-16),

14. D887585 - Window bottom rail extrusion (2020-06-16),

15. D887584 - Window top stile extrusion (2020-06-16),

Title: The Innovative Mind of Philip Marshall in Pittsburgh, PA

Introduction

Philip Marshall is a prolific inventor based in Pittsburgh, PA, holding an impressive portfolio of 45 patents. His work at Chelsea Building Products showcases his dedication to developing innovative solutions in the manufacturing sector.

Latest Patents

Among his latest inventions, the "Window Casement Extrusion" stands out as a testament to his expertise. This innovative product demonstrates his commitment to enhancing the functionality and aesthetics of modern window designs.

Career Highlights

Throughout his career, Philip has made significant contributions to the field, particularly in the realm of building products. His work with Chelsea Building Products has positioned him as a key figure in advancing design and engineering processes in the industry.

Collaborations

Philip's collaborative spirit is reflected in his work with notable colleagues, including Eric Stankay and Byron Vrabel. These partnerships have fostered an environment of creativity and innovation, leading to successful projects and patented inventions.

Conclusion

In summary, Philip Marshall's contributions to the field of inventions, particularly within the realm of window technologies, highlight his status as an influential inventor. His continued work at Chelsea Building Products promises to yield further advancements in the future.