Schapel; Dietmar

Patent Applications and Registrations

Patent applications and USPTO patent grants for Schapel; Dietmar.The latest application filed is for "gel compounds, their production and use".

Company Profile

0.17.0

Schapel; Dietmar - Cologne DE
Schapel; Dietmar - N/A 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

Patent	Date
Gel compounds, their production and use Grant 5,362,834 - Schapel , et al. November 8, 1	1994-11-08
Fire retardant foams comprising expandable graphite, amine salts and phosphorous polyols Grant 5,173,515 - von Bonin , et al. December 22, 1	1992-12-22
Reinforced plasterboard and method of forming Grant 4,902,348 - Kossatz , et al. February 20, 1	1990-02-20
Biologically active composition for purifying waste water and outgoing air Grant 4,681,851 - Baumgarten , et al. July 21, 1	1987-07-21
Self-adhesive sheet-like structures, process for their preparation and their use Grant 4,661,099 - von Bittera , et al. April 28, 1	1987-04-28
Constructional material Grant 4,570,622 - von Bonin , et al. * February 18, 1	1986-02-18
Ectoparasiticide-containing polyurethanes Grant 4,544,547 - von Bittera , et al. October 1, 1	1985-10-01
Ion exchanger fertilizers and a process for supplying plants with nutrients uniformly and over a long period of time Grant 4,469,502 - Heller , et al. September 4, 1	1984-09-04
Gel pads and a process for their preparation Grant 4,456,642 - Burgdorfer , et al. June 26, 1	1984-06-26
Aqueous preparation and its use in the production of ceramic compositions Grant 4,448,914 - Drinkuth , et al. May 15, 1	1984-05-15
Constructional material Grant 4,411,262 - von Bonin , et al. October 25, 1	1983-10-25
Gel compositions with depot action based on a polyurethane matrix and relatively high molecular weight polyols and containing active ingredients, and a process for their preparation Grant 4,404,296 - Schapel September 13, 1	1983-09-13
Fertilizers Grant 4,402,725 - Heller , et al. September 6, 1	1983-09-06
Stable polymer gels Grant 4,160,754 - Schapel , et al. July 10, 1	1979-07-10
Process for the production of thermoformable polyisocyanurate foams Grant 4,129,697 - Schapel , et al. December 12, 1	1978-12-12
Elastomeric polyurethane-based articles having an insecticidal depot gas action Grant 4,094,970 - Behrenz , et al. June 13, 1	1978-06-13
Mixed polyols Grant 4,029,593 - Schapel , et al. June 14, 1	1977-06-14

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