LEACHGARNER, INC.
29Patents
8Active
29Granted
36Portfolio score
Filing activity: Sep 10, 1981 → Jun 24, 2022 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5134039A | Metal articles having a plurality of ultrafine particles dispersed therein | Emerging Cross-Sectional Technologies | 42 | Expired |
| US4944985A | Method for electroless plating of ultrafine or colloidal particles and products produced thereby | Emerging Cross-Sectional Technologies | 40 | Expired |
| US5130689A | Intermetallic time-temperature integration fuse | Electricity | 19 | Expired |
| US5746067A | Round bangle | Human Necessities | 19 | Expired |
| US4810308A | Silver alloys of exceptional and reversible hardness | Chemistry; Metallurgy | 19 | Expired |
| US5000779A | Palladium based powder-metal alloys and method for making same | Performing Operations; Transporting | 18 | Expired |
| US4382317A | Pin stem clutch | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5412848A | Clip mechanism having outwardly biased leg members | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4869757A | Silver alloys of exceptional and reversible hardness | Chemistry; Metallurgy | 10 | Expired |
| US6463759B1 | Jewelry finding for producing a necklace having a twisted appearance | Human Necessities | 8 | Expired |
| US4459829A | Rigified earring post | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7198683B2 | Sterling silver alloy compositions of exceptional and reversible hardness, and enhanced tarnish resistance | Chemistry; Metallurgy | 7 | Expired |
| US5180551A | Gold alloys of exceptional yellow color and reversible hardness | Chemistry; Metallurgy | 7 | Expired |
| US5919320A | Nickel-free white gold alloy with reversible hardness characteristics | Chemistry; Metallurgy | 7 | Expired |
| USD358114S | Chain end cap | General | 6 | Expired |
| US5782108A | Springless jewelry finding | Human Necessities | 3 | Expired |
| US5598722A | Bangle closing mechanism | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7413705B2 | Rose-colored gold alloy compositions with reversible hardness characteristics | Chemistry; Metallurgy | 2 | Active |
| US7135078B1 | Nickel-free white gold alloy compositions with reversible hardness characteristics | Chemistry; Metallurgy | 1 | Expired |
| US6406568B1 | 18-karat green gold alloy compositions | Chemistry; Metallurgy | 1 | Expired |
| US6676776B1 | 14-karat gold alloy compositions having enhanced yellow color, reversible hardness, and fine grain structure | Chemistry; Metallurgy | 1 | Expired |
| US11401581B1 | Tarnish and sweat resistant low karat gold alloys | Chemistry; Metallurgy | 0 | Active |
| US9655414B2 | Age hardenable clad metal having silver fineness and a surface layer with enhanced resistance to tarnish, scratching, and wear | Chemistry; Metallurgy | 0 | Active |
| US9844249B2 | Age hardenable clad metal having gold fineness and a surface layer with enhanced resistance to tarnish, scratching, and wear | Chemistry; Metallurgy | 0 | Active |
| US9738951B1 | 18K palladium and platinum containing age hardenable white gold alloy | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.