Rohm and Haas Company
3,402Patents
1,151Active
3,402Granted
53Portfolio score
Filing activity: Jul 18, 1958 → Dec 6, 2022 · 264 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5661213A | Curable aqueous composition and use as fiberglass nonwoven binder | Textiles; Paper | 197 | Expired |
| US6331350A | Polycarboxy/polyol fiberglass binder of low pH | Emerging Cross-Sectional Technologies | 179 | Expired |
| US4079028A | Polyurethane thickeners in latex compositions | Chemistry; Metallurgy | 171 | Expired |
| US4427836A | Sequential heteropolymer dispersion and a particulate material obtainable therefrom, useful in coating compositions as a thickening and/or opacifying agent | Emerging Cross-Sectional Technologies | 169 | Expired |
| US4096202A | Impact modified poly(alkylene terephthalates) | Chemistry; Metallurgy | 161 | Expired |
| US4155892A | Polyurethane thickeners for aqueous compositions | Chemistry; Metallurgy | 154 | Expired |
| US4408018A | Acetoacetate functionalized polymers and monomers useful for crosslinking formulations | Chemistry; Metallurgy | 148 | Expired |
| US6221973A | Curable aqueous composition and use as fiberglass nonwoven binder | Textiles; Paper | 147 | Expired |
| US6136916A | Curable aqueous composition | Textiles; Paper | 142 | Expired |
| US4034013A | Impact and melt strength improvement of poly(alkylene terephthalate) | Chemistry; Metallurgy | 137 | Expired |
| US5977232A | Formaldehyde-free, accelerated cure, aqueous composition for bonding glass fiber heat-resistant nonwovens | Electricity | 128 | Expired |
| US4224415A | Polymerization processes and products therefrom | Chemistry; Metallurgy | 126 | Expired |
| US4160739A | Polyolefinic copolymer additives for lubricants and fuels | Chemistry; Metallurgy | 122 | Expired |
| US4382124A | Process for preparing macroreticular resins, copolymers and products of said process | Chemistry; Metallurgy | 122 | Expired |
| US4246374A | Imidized acrylic polymers | Chemistry; Metallurgy | 120 | Expired |
| US5650261A | Positive acting photoresist comprising a photoacid, a photobase and a film forming acid-hardening resin system | Physics | 118 | Expired |
| US5663224A | Process for preparing an aqueous dispersion | Chemistry; Metallurgy | 115 | Expired |
| US5143582A | Heat-resistant nonwoven fabrics | Emerging Cross-Sectional Technologies | 115 | Expired |
| US5932689A | Formaldhyde-free compositions for nonwovens | Textiles; Paper | 114 | Expired |
| US4180494A | Thermoplastic polyesters | Chemistry; Metallurgy | 113 | Expired |
| US3985703A | Process for manufacture of acrylic core/shell polymers | Emerging Cross-Sectional Technologies | 111 | Expired |
| US4196190A | Acrylic hair setting resins having high resistance to moisture and rapid removability from the hair with shampoo | Emerging Cross-Sectional Technologies | 110 | Expired |
| US4594363A | Production of core-sheath polymer particles containing voids, resulting product and use | Emerging Cross-Sectional Technologies | 108 | Expired |
| US6013836A | Insecticidal N'-substituted-N,N'-disubstitutedhydrazines | Chemistry; Metallurgy | 107 | Expired |
| US4076917A | Method for curing polymers containing one or more carboxy or anhydride functions and compositions | Emerging Cross-Sectional Technologies | 106 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.