Inventor

Ulrich Kleine-Kleffmann

Inventor

Bad Hersfeld, DE

Overview

7→

Patents

1994–2018

Patent span

Performing operations

Primary field (CPC B)

Patents· 7 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B03Cprimary

B03CMagnetic or electrostatic separation of solid materials from solid materials or fluids10%

B29BPreparation or pretreatment of the material to be shaped10%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts10%

C05DInorganic fertilisers not covered by subclasses c05b, c05c10%

Y02WClimate change mitigation technologies related to wastewater treatment or waste management10%

B03BSeparating solid materials using liquids or using pneumatic tables or jigs7%

B29LIndexing scheme associated with subclass b29c, relating to particular articles7%

C05CNitrogenous fertilisers7%

C05FOrganic fertilisers not covered by subclasses c05b, c05c, e.g. fertilisers from waste or refuse7%

C07CAcyclic or carbocyclic compounds7%

PatentTitleYear

9,994,491Composition of a magnesium sulphate-urea compound2018 9,663,410'Composition of a magnesium sulfate/urea compound'2017 9,487,706'Composition based on magnesium sulfate and diammonium hydrogenphosphate'2016 6,379,414'Process for producing pressed fertilizer granulates'2002 5,370,235'Method of separating polyethylene (PE) and polypropylene (PP)'1994 5,366,091'Method of separating poly(ethylene terephthalate) (PET) and poly(vinyl chloride) (PVC)'1994 5,358,119'Method of separating a mixture of plastics comprising at least three components using electrostatic techniques'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2002Patents assigned to KALI & SALZ AG (4)· patent assignee history

1994–2018Based in Bad Hersfeld, DE· patent location history

2016–2017Patents assigned to K+S KALI GMBH (2)· patent assignee history

2018Patents assigned to K S AG (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KALI & SALZ AG	4	1994–2002
K+S KALI GMBH	2	2016–2017
K S AG	1	2018

Locations

Location	Patents	Span
Bad Hersfeld, DE	7	1994–2018