David M Szum
Inventor
Stats
- 27 US patents issued
- 40 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 27 US Patents Issued
- 40 US Applications Filed
- 499 Total Citation Count
- Sep 6, 2023 Most Recent Filing
- Aug 30, 1993 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| DSM DESOTECH, INC. | 2
1 1 1 1 | 1994
1995 1996 1998 1999 |
| DSM IP ASSETS B.V. | 1
1 1 6 3 2 6 5 3 2 1 | 1994
1996 1997 1998 1999 2000 2001 2002 2003 2005 2008 |
| DSM N.V. | 1
1 1 2 1 1 2 | 1993
1996 1998 2000 2001 2003 2005 |
Inventor Addresses
| Address | Duration |
|---|---|
| Crystal Lake, IL | Feb 05, 04 - Jan 30, 07 |
| Crystal Lake, IL, US | Jan 22, 04 - Feb 02, 06 |
| ELMHURST, IL, US | Dec 05, 02 - Dec 05, 02 |
| Elgin, IL | Apr 25, 00 - Apr 25, 00 |
| Elmburst, IL, US | May 16, 02 - May 16, 02 |
| Elmhurst, IL | Mar 26, 96 - Nov 01, 05 |
| Elmhurst, IL, US | Oct 25, 01 - Jul 02, 09 |
| Foorburg, NL | Apr 13, 06 - Apr 13, 06 |
| Marengo, IL | Jan 24, 95 - Jan 20, 04 |
| Marengo, IL, US | Dec 05, 02 - Dec 05, 02 |
| Voorburg, NL | Nov 20, 01 - Jul 28, 05 |
| Wauconda, IL, US | Mar 06, 25 - Mar 06, 25 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| A61G: | TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS | 1 |
| B05D: | PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL | 2 |
| B32B: | LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM | 5 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 2025/0073,108 | 2025 | Inflatable Patient Positioner with Selectively Engaging Surface Gripping Zones | 0 |
| 2009/0171,011 | 2009 | Radiation-curable optical glass fiber coating compositions, coated optical glass fibers, and optical glass fibers, and optical glass fiber assemblies | 3 |
| 7171103 | 2007 | Coated optical fibers | 17 |
| 2006/0076,534 | 2006 | Radiation-curable coatings suitable for high-speed application onto optical fibers | 5 |
| 2006/0024,010 | 2006 | Coated optical fibers | 3 |
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