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Philip A. Macdonald

EL Exterior Wall Systems Limited: 26 patents #2 of 6Top 35%
Overall (All Time): #113,076 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #TitleCo-InventorsDate
D877598 Box connector for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2020-03-10
D839075 Tee cube connector for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2019-01-29
D838574 Box panel stiffener for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2019-01-22
D834920 Three-legged cube connector for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-12-04
D834919 Box connector for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-12-04
D834399 Perimeter strip for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-11-27
D834400 Perimeter strip for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-11-27
D834398 Perimeter strip for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-11-27
D834397 Perimeter strip for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-11-27
D834396 Tee cube connector for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-11-27
D832679 Panel attachment extrusion with key Robert B. Macdonald 2018-11-06
D831465 Box panel stiffener for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-10-23
D831464 Box connector for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-10-23
D828142 Perimeter strip for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-09-11
D827416 Three-legged cube connector for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-09-04
D827414 Pyramid corner connector for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-09-04
D827415 Box pyramid perimeter strip for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-09-04
D826692 Four-way cube connector for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-08-28
D826030 Diamond pyramid diagonal leg for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-08-21
10036156 Method of forming a three-dimensional structure having rigid wall panels Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-07-31
D823667 Three-legged cube connector for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-07-24
D823670 Two-legged cube connector for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-07-24
D823669 Five-way cube connector for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-07-24
D823668 Pyramid cap connector for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-07-24
D823666 Two-legged cube connector for wall panel system Robert B. Macdonald, Alexander K. Williams, Jonathan W. Hoy 2018-07-24