The first match was accidentally discovered in 1826 when John Walker scraped a stick with chemicals on the end against a stone floor.
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| Number | Title | Issue Date |
| 6190966 | Process for fabricating semiconductor memory device with high data retention including silicon nitride etch stop layer formed at high temperature with low hydrogen ion concentration A semiconductor memory device such as a flash Electrically Erasable Programmable Read-Only Memory (Flash EEPROM) includes a floating gate with high data retention. A tungsten damascene local interconnect structure includes a silicon nitride etch stop laye... | 02/20/2001 |
| 6190885 | Fusion protein containing HMFG Epitop E (S) A fusion protein comprises a sequence of amino acids which binds antibodies specific to the human milk fat globule (HMFG) differentiation antigens. Specific amino acid sequences are provided, and a fusion protein may be used as an immunogen and for diagno... | 02/20/2001 |
| 6077083 | Doll for instruction of sickle cell disease clinical observations A medical teaching doll is provided with devices for simulating the differences between normal organs, and organs which are physically altered by sickle cell or other disease. The devices simulate the normal and diseased conditions so that the differences... | 06/20/2000 |
| 5994315 | Low adenosine agent, composition, kit and method for treatment of airway disease An oligonucleotide which is antisense to a mRNA encoding a polypeptide involved in airway disease(s) contains up to three adenosines per every 21 nucleotide a method of treating airway disease in a subject in need of such treatment comprises topically adm... | 11/30/1999 |
| 5911992 | Method for controlling weight with hypericum perforatum and garcinia cambogia A method of controlling weight in mammals by orally administering to the mammal an amount of a pharmaceutical composition containing Hypericum perforatum or active components thereof effective to control the weight of the mammal is described. The pharmace... | 06/15/1999 |
| 5885616 | Sustained release drug delivery system suitable for oral administration A single bead drug delivery system suitable for oral administration with multiply layered drug and polymer compartments can provide a two-step release of active agent to facilitate an immediate yet sustained drug delivery over a 24 hour period following o... | 03/23/1999 |