LWoo Associates


patentspublicationscapabilitiestraining courses

Patents

(53 to date, and ~10 patent applications pending with inventions on medical materials, devices, and drug delivery)                       

“Containers and Peelable Seal Containers of New Non-PVC Material”, L. Woo, Sherwin Shang, Michael TK Ling, Y. Samuel Ding, Tahua Yang, Craig Sandford, USP 7,267,885, issued Sep 11, 2007

“Method and Process for Enhancing Properties and Medical Tubing Performance in a Polybutadiene Medical Material”, Y. Samuel Ding, Birenda K. Lal, L. Woo et al, USP 7,011,872 issued 14 March, 2006.

 “Autoclavable, Non-adherent, Heat Sealable Polymeric Blends for Fabricating Monolayer and Multiple layered Films”, L. Woo, Sherwin Shang, Michael TK Ling, Y. Samuel Ding, Tahua Yang, Craig Sandford, and Tao Chang, USP 6,969,483, issued Nov 29, 2005.

 “Polymeric Compositions for Medical Packaging and Devices”, D. Laurin, L. Buan, L. Woo et al., USP6,811,790, Issued April 19, 2005

“Port Tube Closure Assembly”, M. T.K. Ling, William Hurst, L. Woo et.al, USP 6,869,653, issued March 22, 2005.

“Multiple Layer Film of a New Non-PVC Material”, L. Woo, S. Shang, Michael T. K. Ling, Samuel Y Ding, Tahua Yang, and Craig Sandford, USP 6,743,523, issued June 1, 2004.

“Solvent Bonding Method for Polyolefin Materials,”  Yuan-pang Samuel Ding, Lecon Woo, et al., USP 6,613,187, Sep. 2, 2003.

“Method for Solvent Bonding Polyolefins”, Y Samuel Ding, Chuan Qin, Lecon Woo and Michael T.K. Ling, USP 6,632,318 issued Oct 14, 2003.

 “Device and Method For Pathogen Inactivation Of Therapeutic Fluids With Sterilizing Radiation”, L. Woo, Daniel Boggs, Shmuel Sternberg, Craig Sandford, Atul Khare, Julian Breillatt, USP 6,596,230, Issued July 22, 2003

“Cyclo-olefin Blends and Method for Solvent Bonding Olefin”, Y. Samuel Ding, Biren Lal, Lecon Woo et.al., US Patent 6,590,033, Issued July 8, 2003

“Device and Method for Pathogen Inactivation of Therapeutic Fluids with Sterilizing Radiation”, Lecon Woo, D. Boggs, S. Sternberg, Craig Sandford, Atul Khare, and J. Breillatt, US Patent 6,576,201, Issued June 10, 2003

"Method of Surface Modifying a Medical Tubing”, Chuan Qin, Patrick T. Ryan, Michael T. K. Ling, L.. Woo et.al., US Patent 6,506,333, issued Jan 14, 2003.

“Multi-layered Polymer Based Moisture Barrier Structure for Medical Grade Products”, Michael T.K. Ling, Lecon Woo, Robert Wojnarowski, et al., US Patent 6,461,696, issued Oct 8, 2002.

“Polymeric Compositions for Medical Packaging and Devices”, Dean Laurin, Angeles Lillian Buan, Lecon Woo et al.USPatent 6,399,704, issued June 4, 2002.

“Blend of Ethylene and a-olefin Copolymers Obtained using a Metallocene Catalyst for Fabricating Medical Film and Tubings”, Tahua Yang, Sherwin Shang, Joel Warren, Samuel Y. Ding, Michael Ling, and Lecon Woo, US Patent 6,372,848, April 16, 2002.

“Method of Using Medical Tubing in fluid administration Sets”, Chuan Qin, P. Ryan, Birenda K. Lal, L. Woo et al., US Patent 6,328,716 Dec. 11, 2001.

 “Low Modulus and Autoclavable Monolayer Medical Tubing”, L. Woo, Michael T.K. Ling, Patrick Balteau, et al., USPatent 6,303,200, Oct 16, 2001.

“Cycloolefin Blends and Method for Solvent Bonding Polyolefins”, “Cycloolefin Blends and Method for Solvent Bonding Polyolefins”, .Y. Samuel Ding, Chuan Qin, Lecon Woo et al., US Patent 6,297,322, Oct 2, 2001.

 “Multilayer Gas-permeable Container for the Culture of Adherent and Non-adherent Cells”, Sidney T. Smith, David V. Bacehowski, William Kolanko, Lecon Woo et al., US Patent 6,297,046B1, Oct 2, 2001.

 “Multi-layered Polymer Based Thin Film Structures for Medical Grade Products”, L. Rosenbaum, W. Anderson, L. Woo et al., US Patent 6,261,655, July 17, 2001.

 “Cycloolefin Blends and Method for Solvent Bonding Polyolefins”, “Cycloolefin Blends and Method for Solvent Bonding Polyolefins”, .Y. Samuel Ding, Chuan Qin, Lecon Woo et al., US Patent 6,255,396, July 3, 2001.

“Medical Tubing and Pump Performance Enhancement by Ionizing Radiation During Sterilization”, L. Woo, Michael T. K. Ling, Chuan Qin, B. Lal et al., US Patent 6,187400B1, Feb 13, 2001.

 “Multi-layered Polymer Based Thin Film Structure for Medical Grade Products”, L. Rosenbaum, W. Anderson, L. Woo, D. Laurin, et al., US Patent 6,168,862, Jan 2, 2001.

“Heat Setting of Medical Tubings” Chuan Qin, P. Ryan, B. Lal, Y. Ding, L. Woo et al., US Patent 6,129,876, issued Oct. 10, 2000.

 “Surface Modified Polymeric Material Formulation”, Chuan Qin, P. Ryan, B. Lal, Y. Ding, L. Woo et al., U S. Patent 6,036,676, issued March 14, 2000.  

“Multi-layered Polymer Structure for Medical Products”, L. Rosenbaum, W. Anderson, L. Woo et al., US Patent 5,998,019, issued Dec 7, 1999.

“Plastic Compositions for Medical Containers and Methods for Providing such Containers and for Storing Red Blood Cells”, Sherwin Shang, Michael T. K. Ling, and L. Woo, US. Patent 5,952,423, issued Sept 14, 1999.

“Orienting Extrusion Process for Medical Tubing applications”, P. Ryan, C.Qin, L.Woo et.al. US Patent 5,741,452, April 21, 1998.

“Multilayer Gas-Permeable Container for the Culture of Adherent and Non-adherent cells”, S. Smith, D. Bacehowski, W. Kolanko, Stephen Smith, J. Bender, L. Woo and Michael T. K. Ling, US Patent 5935847, Aug. 10, 1999.

“Oriented Medical Tubing”, P. Ryan, C. Qin, D. Rostron, B. Lal, L. Woo et al., US Patent 5,932,307, Aug. 3, 1999.

“Method and compositions that render materials RF responsive”, L. Woo et.al. US Patent 5,840,146, Nov. 24, 1998.

“Flexible Fluid Junction”, Michael T.K. Ling, L. Woo et.al. US Patent 5,771,914, June 30, 1998. 

“ Method and Device for Precise Release of an Antimicrobial Agent”, Michael T. K. Ling, L. Woo et.al., US Patent 5,733,270, March 31, 1998.

“ Polymeric Compositions for Medical Packaging and Devices”, Dean Laurin, L. Woo  et.al., US Patent 5,686,527, Nov.11, 1997.

“ Plastic Formulations for Platelet Storage Containers and the Like”, Sherwin Shang, L. Woo et.al., US Patent 5,683,768, Nov.4, 1997.

" Connector for Medical Procedures and Methods for Manufacturing Same", Y. Lo, L. Woo, et.al, US Patent # 5,637,267, June 10, 1997.

" Port Adapter and Protector and Container Having Same", A. Aswar, L. Woo et. al. US Patent #5,620,433, April 15, 1997.

" Method and Compositions that Render Materials RF Responsive", L. Woo, Michael T. K. Ling, et.al. US Patent 5,645,904, July 8, 1997.

“Method and Composition for Administration of Beneficial Agent by Controlled Dissolution,” Julian P. Breillatt, Lecon Woo, et al., US Patent 5,510,115, Apr. 23, 1996.

" Laminated Barriers for Tissue Implant Systems", J. Brauker, E. Chan, R. Johnson, R. Pauley, L. Woo, US Patent # 5,453,278, Sept. 26, 1995

"Coextruded Medical Grade Port Tubing",  Y. Lo, I. Patel, L. Woo, W. Cheung, M. T. K. Ling,  Patent # 5,439,454, Aug 8, 1995.

" Non-PVC Coextruded Medical Grade Port Tubing", L. Woo, Wilson Chung, Jerry Bartos, Michael T. K. Ling, Indrajit Patel, and Ying Lo, US Patent # 5,356,709, Oct.18, 1994.

" Apparatus for Sealing and Severing a Web of Film"; L. Woo and Michael T. K. Ling, U.S. Patent no. 4,856,259, (1989).

" Apparatus For Sealing a Web of Film in a Packaging Machine"; L. Woo and Michael T. K. Ling, U.S. Patent no. 4,856,260 (1989).

" Method and Apparatus for Dynamic Mechanical Analysis of Materials"; L. Woo and J. D. McGhee, U. S. Patent 4,034,602, (1978).

" Method for Measurement of Viscosity of Fluids"; L. Woo, U. S. Patent 4,170,141, (1980).

" Method and Apparatus for Measuring the Loss Modulus of Materials", L. Woo, U.S. Patent 4,170,141,(1979).

" Apparatus for Determining the Viscosity of Fluids"; L. Woo, U.S. Patent 4,166,381 (1979).

" Differential Thermal Analysis Cell"; L. Woo, U.S. Patent 4,095,453 (1978).

" Thermal Mechanical Analyser"; L. Woo, U.S. Patent 4,019,365 (1977).