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name:-0.0052671432495117
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Lange; Fritz Patent Filings

Lange; Fritz

Patent Applications and Registrations

Patent applications and USPTO patent grants for Lange; Fritz.The latest application filed is for "smoothing compositions for textile fibers containing dialkyl ethers of (poly)alkylene glycols".

Company Profile
0.6.0
  • Lange; Fritz - Essen DE
*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
Smoothing compositions for textile fibers containing dialkyl ethers of (poly)alkylene glycols
Grant 4,883,604 - Veitenhansl , et al. November 28, 1
1989-11-28
Quaternary ammonium compounds
Grant 4,874,554 - Lange , et al. October 17, 1
1989-10-17
Detergents for low laundering temperatures
Grant 4,820,436 - Andree , et al. April 11, 1
1989-04-11
Hair care and aftertreatment preparations
Grant 4,820,511 - Hoeffkes , et al. April 11, 1
1989-04-11
Hair treatment preparations
Grant 4,784,801 - Hoeffkes , et al. November 15, 1
1988-11-15
Process for preparing tertiary ether amines
Grant 4,650,865 - Lange , et al. March 17, 1
1987-03-17
Company Registrations

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