loadpatents
name:-0.0025968551635742
name:-0.018375873565674
name:-0.00040292739868164
Pfleiderer; Ernst Patent Filings

Pfleiderer; Ernst

Patent Applications and Registrations

Patent applications and USPTO patent grants for Pfleiderer; Ernst.The latest application filed is for "method for the wet degreasing of hide and skin stock".

Company Profile
0.17.0
  • Pfleiderer; Ernst - Darmstadt-Arheilgen DE
  • Pfleiderer; Ernst - Darmstadt DE
  • Pfleiderer; Ernst - Konigsbrunn DT
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Method for the wet degreasing of hide and skin stock
Grant 4,968,621 - Pfleiderer , et al. November 6, 1
1990-11-06
Enzymatic unhairing method
Grant 4,636,222 - Pfleiderer , et al. January 13, 1
1987-01-13
Process for producing unhaired, storable hides and skins
Grant 4,484,924 - Pfleiderer , et al. November 27, 1
1984-11-27
Tanning method
Grant 4,443,221 - May , et al. April 17, 1
1984-04-17
CRT Method of converting and separating substances contained, dissolved or dissolvable in a carrier liquid
Grant 4,436,624 - Kreuzburg , et al. March 13, 1
1984-03-13
Soaking method
Grant 4,344,762 - Monsheimer , et al. August 17, 1
1982-08-17
Method for treating pelts and leather
Grant 4,314,800 - Monsheimer , et al. February 9, 1
1982-02-09
Soaking method
Grant 4,314,801 - Monsheimer , et al. February 9, 1
1982-02-09
Enzymatic method for hair recovery with concurrent opening of hide structure
Grant 4,294,087 - Monsheimer , et al. October 13, 1
1981-10-13
Method of dissolving collagen-containing tissues
Grant 4,293,647 - Monsheimer , et al. October 6, 1
1981-10-06
Method for treating raw materials containing collagen
Grant 4,220,724 - Berg , et al. September 2, 1
1980-09-02
Method for dissolving collagen-containing skin tissues
Grant 4,210,721 - Monsheimer , et al. July 1, 1
1980-07-01
Method for making water-soluble elastin hydrolyzates
Grant 4,179,333 - Braeumer , et al. December 18, 1
1979-12-18
Method for preparing tannable pelts from animal skins and hides
Grant 3,986,926 - Monsheimer , et al. October 19, 1
1976-10-19
Method for preparing tannable pelts from animal skins and hides
Grant 3,966,551 - Monsheimer , et al. June 29, 1
1976-06-29
Enzymatic bating method
Grant 3,939,040 - Monsheimer , et al. February 17, 1
1976-02-17
Built up engine piston
Grant 3,915,141 - Ottl , et al. October 28, 1
1975-10-28

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