Belle Riviere
Canada
2
2020-04-09
The entities that hold a legal rights for patent applications filed by inventor St. John Marcel:
Marcel St. John from Belle Riviere, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
Device for maintaining a plurality of doors in an upright position, and method
#2 | 2011-08-11Device, kit, and method for maintaining a plurality of doors in an upright position for treatment
2694847 ⎘