William F. Semple, a dentist, was awarded the first US Patent on chewing gum in 1869. His recipe contained powdered chalk.
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| Number | Title | Issue Date |
| 7111283 | Program history in a computer programming language A programming-language construct called a program history, and a method, system, apparatus, and data structure for translating computer source code that contains the program history construct. A program history captures data regarding the state of the program as it ... | 09/19/2006 |
| 6748588 | One-pass greedy-pattern-matching finite-state-machine code generation A one-pass, greedy-pattern-matching, finite-state-machine code generator is disclosed. The code generator generates local code (such as processor-native code) from intermediate code (such as Java byte code). In one embodiment of the invention, a computer-implemented... | 06/08/2004 |
| 6516305 | Automatic inference of models for statistical code compression Inferring statistical models for performing code compression is disclosed. The system reads a set of training data comprising representative code. Tokens from the training data along with context data known when the token is read is saved to a predictor t... | 02/04/2003 |
| 6327699 | Whole program path profiling A program is instrumented to record acyclic paths during execution of the program. A whole program path is produced from the record and provides a complete compact record of a program's entire control flow. It includes a record of crossing loop boundaries... | 12/04/2001 |
| 6151618 | Safe general purpose virtual machine computing system A safe general purpose virtual machine computing system having a general purpose memory protection model that is hardware architecture and programming language independent. The safe general purpose virtual machine computing system is software based to fac... | 11/21/2000 |