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Patent applications and USPTO patent grants for Hall; Brennan.The latest application filed is for "methods and materials to universally fit duct liner insulation for oval hvac duct systems".
Patent | Date |
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Methods And Materials To Universally Fit Duct Liner Insulation For Oval Hvac Duct Systems App 20220235895 - Fellinger; Thomas John ;   et al. | 2022-07-28 |
Methods and materials to universally fit duct liner insulation for oval HVAC duct systems Grant 11,333,287 - Fellinger , et al. May 17, 2 | 2022-05-17 |
Methods, Materials, And Equipment To Form Improved Fit Duct Liner Insulation For Round And Oval Hvac Duct Systems App 20200378646 - Fellinger; Thomas John ;   et al. | 2020-12-03 |
Methods, materials, and equipment to form improved fit duct liner insulation for round and oval HVAC duct systems Grant 10,782,046 - Fellinger , et al. Sept | 2020-09-22 |
Methods, Materials, And Equipment To Form Improved Fit Duct Liner Insulation For Round And Oval Hvac Duct Systems App 20190390870 - Fellinger; Thomas John ;   et al. | 2019-12-26 |
Methods And Materials To Universally Fit Duct Liner Insulation For Oval Hvac Duct Systems App 20190376636 - Fellinger; Thomas John ;   et al. | 2019-12-12 |
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