GAF Corporation
500Patents
0Active
500Granted
45Portfolio score
Filing activity: Apr 2, 1970 → Dec 12, 1988
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4717614A | Asphalt shingle | Emerging Cross-Sectional Technologies | 211 | Expired |
| US4800526A | Memory element for information storage and retrieval system and associated process | Physics | 182 | Expired |
| US4223009A | Hair preparation containing vinyl pyrrolidone copolymer | Emerging Cross-Sectional Technologies | 179 | Expired |
| US4165367A | Hair preparations containing vinyl pyrrolidone copolymer | Emerging Cross-Sectional Technologies | 171 | Expired |
| US4102106A | Siding panel | Fixed Constructions | 143 | Expired |
| US4755545A | Roofing adhesive | Chemistry; Metallurgy | 75 | Expired |
| US4040851A | Cotton-cement articles | Emerging Cross-Sectional Technologies | 73 | Expired |
| US4378408A | Silicate coated roofing granules | Emerging Cross-Sectional Technologies | 70 | Expired |
| US4180615A | Vinyl tile and production thereof | Emerging Cross-Sectional Technologies | 69 | Expired |
| US4258098A | Glass fiber mat with improved binder | Emerging Cross-Sectional Technologies | 66 | Expired |
| US4309452A | Dual gloss coating and process therefor | Performing Operations; Transporting | 64 | Expired |
| US4812255A | Paint removing compositions | Chemistry; Metallurgy | 63 | Expired |
| US4092441A | Roofing granule treatment by coating with a metallic algicide | Emerging Cross-Sectional Technologies | 62 | Expired |
| US4351873A | Double faced insulating board | Emerging Cross-Sectional Technologies | 61 | Expired |
| US4355155A | Thermoplastic copolyester elastomer | Chemistry; Metallurgy | 56 | Expired |
| US4176210A | Process for making urethane coated decorative sheet-type covering material | Emerging Cross-Sectional Technologies | 55 | Expired |
| US3983132A | Branched chain dodecyl isomeric mixtures of 2-(5-dodecyl-2-hydroxy phenyl) benzotriazole as stabilizers for heat and light sensitive materials | Emerging Cross-Sectional Technologies | 55 | Expired |
| US4093461A | Positive working thermally stable photoresist composition, article and method of using | Physics | 54 | Expired |
| US4302606A | 2-Hydroxy,alkoxy,methylolbenzophenone intermediate compounds for the manufacture of improved copolymerizable ultraviolet light absorber compounds | Chemistry; Metallurgy | 49 | Expired |
| US4018957A | Coated fabric sheet-type material having resilient backing and process for making same | Emerging Cross-Sectional Technologies | 49 | Expired |
| US4196243A | Non-skid floor covering | Emerging Cross-Sectional Technologies | 49 | Expired |
| US4472243A | Sheet type roofing | Emerging Cross-Sectional Technologies | 48 | Expired |
| US4835929A | Laminated roofing hip | Fixed Constructions | 48 | Expired |
| US4886554A | Solar roofing assembly | Emerging Cross-Sectional Technologies | 47 | Expired |
| US4579681A | Laundry detergent composition | Chemistry; Metallurgy | 47 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.