Last Updated on 11. August 2021
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Remember: This is a living project and there is no claim to completeness.
30. May 2003
„Production of a steel pan instrument comprises deep drawing a section of a steel sheet forming a sheet membrane with a bulge, hardening the sheet membrane and joining the sheet membrane with a cylindrical or quasi-cylindrical casing“.
From Grahm Doe, founder of HAPI Drum
11. July 2008
Steelpan History: "G-Pan Musical Instrument - Patent- Brian R. Copeland"
„In the method the steel sheet with a thickness of 0.75 to 1.25 mm required for the production is nitrided until the sheet is completely permeated with iron nitride needles. The linear density of the needles is, as a rule, between 401010.sup.3 m.sup.-1 to 8010.sup.3 m.sup.“
16. June 2009
Note: This link is relevant for the Topic "PANArt vs. Pantheon Steel"
29. July 2011
“UWI dean and founder in patent clash over steelpan rights”
"A fully self-contained electronic percussion instrument in the form of a traditional handpan."
24. October 2014
PANArt: "Without investments in good material the art of metal sound sculpting will loose itself in meaninglessness."
Tzeavot obtains Pang license.
„In 2015, Tzevaot was capable of acquiring a license agreement with PANArt allowing their instruments to become that much more authentic to the original.“
Article, Video and Podcast from 2019 about Hydroforming
Forming steel with rolling method
21. December 2017
Author: PANArt, 21st December 2017
19. February 2019
The invention discloses an electronic handpan
CHONGQING XINGGUANZHONG CULTURE AND ART COMMUNICATION CO LTD
23. February 2019
"Filed on June 23rd 1999 and approved on April 10th 2001, the patent became the object of national outrage and anger when the news finally broke here in 2002." - Caribbean Review
2. April 2019
"...mount a handpan to a wall"
20. September 2019
Double-sided hammering tone-tuning handpan and manufacturing process thereof
14. May 2020
"The US Patented design combines the sounds of the top shell handpan notes with the bottom shell tongues to produce an extremely mesmerizing sonic experience."
5. August 2020
by MERIDIAN HANDPAN LTD [GB]
"...This is not about art now - we're talking about an intellectual achievement." (Rohner, translated)
15. March 2021
by Roland Meindl Musikinstrumente GmbH & CO KG