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Home › Amoco › Robert A. Clendinning
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Robert A. Clendinning — 17 Patents

AMAmoco: 16 patents #25 of 1,251Top 2%
UCUnion Carbide: 1 patents #697 of 1,402Top 50%
New Providence, NJ: #61 of 512 inventorsTop 15%
New Jersey: #4,970 of 69,400 inventorsTop 8%
Overall (All Time): #263,971 of 4,157,543Top 7%
17 Patents All Time
Robert A. Clendinning has been granted 17 US patents while listed as an inventor at Amoco. The first was granted in 1981 and the most recent in October 1992. Robert A. Clendinning ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Robert A. Clendinning in New Providence, NJ, US.

Patents per Year

Patents granted per year, 1981 to 1992Bar chart with a peak of 6 patents in 1988.peak 61981: 1 patents19811987: 2 patents19871988: 6 patents19881989: 3 patents19891990: 1 patents19901991: 3 patents19911992: 1 patents1992

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5159028 Process for the preparation of polycarbonate and/or polyarylate block copolymers with poly(aryl ethers) Markus Matzner, George T. Kwiatkowski, Selvaraj Savariar, Mohammad Jamal El-Hibri, Charles N. Merriam +1 more 1992-10-27 $17,424,000
5077351 Process for the preparation of polycarbonate and/or polyarylate block copolymers with poly(aryl ethers) Markus Matzner, George T. Kwiatkowski, Selvaraj Savariar, Mohammad Jamal El-Hibri, Charles N. Merriam +1 more 1991-12-31 $63,138,000
5037936 Bis(acid chloride) terminated polyaryl ether ketone oligomer James E. Harris, George T. Kwiatkowski, Lee P. McMaster, Markus Matzner, Paul A. Winslow 1991-08-06 $36,420,000
5001200 Poly(phenylene oxide)-poly(aryl ether ketone) blends James E. Harris, Markus Matzner, Lloyd M. Robeson 1991-03-19 $23,013,000
4891167 Block polymers containing a poly(aryl ether ketone) and methods for their production James E. Harris, Donald R. Kelsey, Markus Matzner, Lloyd M. Robeson, Paul A. Winslow +1 more 1990-01-02 $16,824,000
4861915 Poly (aryl ether ketone) block copolymers James E. Harris, George T. Kwiatkowski, Lee P. McMaster, Markus Matzner, Paul A. Winslow 1989-08-29 $8,490,000
4857625 Aromatic amorphous thermoplastic terpolymers Louis M. Maresca, Markus Matzner, Thomas H. Schwab 1989-08-15 $12,231,000
4829143 Modified poly(aryl ether ketones) derived from biphenol Donald R. Kelsey 1989-05-09 $16,262,000
4786694 Poly(aryl ether ketone) block copolymers James E. Harris, George T. Kwiatkowski, Lee P. McMaster, Markus Matzner, Paul A. Winslow 1988-11-22 $9,819,000
4783520 Production of aromatic amorphous thermoplastic poly aryl ether from aliphatic-aromatic diol and wholly aromatic diol Donald R. Kelsey, Bernard Cooker, Robert Barclay, Jr., George T. Kwiatkowski 1988-11-08 $13,517,000
4777235 Production of polyarylene ether from activated dihalo benzenoid monomer, dihydroxy benzenoid monomer and Bis(hydroxyphenyl) monomer Donald R. Kelsey, George T. Kwiatkowski 1988-10-11 $12,801,000
4774296 Block polymers containing a poly(aryl ether ketone) and methods for their production James E. Harris, Donald R. Kelsey, Markus Matzner, Lloyd M. Robeson, Paul A. Winslow +1 more 1988-09-27 $11,084,000
4767838 Chain-extended poly(aryl ether ketones) George T. Kwiatkowski 1988-08-30 $11,639,000
4766197 Modified poly(aryl ether ketones) derived from biphenol Donald R. Kelsey 1988-08-23 $13,303,000
4716211 Slurry process for producing high molecular weight crystalline polyaryletherketones Louis M. Maresca 1987-12-29 $47,307,000
4687833 Chain-extended poly(aryl ether ketones) George T. Kwiatkowski 1987-08-18 $50,367,000
4307222 Process for preparing polyarylene polyethers and a novel polyarylene polyether Thomas H. Schwab, Wong F Ark 1981-12-22 $4,026,000

Frequent Collaborators

Markus Matzner9 shared
George T. Kwiatkowski9 shared
James E. Harris6 shared
Donald R. Kelsey6 shared
Paul A. Winslow5 shared
Louis M. Maresca4 shared

Nearby-Ranked Inventors

Michael John Caelwaerts17
Umut Zalluhoglu17
Austino Longo17
Till Bredbeck17
Mircea Grigore17
Achim Klein17
Manesh Nadupparambil Sekharan17
Yoshiaki Nishikawa17
Evan Sparks17