We started out with three each of three different types of plants: one member of each set was given water that had been boiled on a gas stove, water that had been boiled in a microwave oven, or water that had not been boiled at all.
Drug patent protection: How long is long enough? A recent Senate committee hearing on Bill S-17, Parliament's effort to comply with international trade rules by extending pharmaceutical patent protection to 20 years, inadvertently opened the door to a broader investigation of the inner workings of the country's pharmaceutical patent legislation.
The patent law provides that the life of a patent is no longer than 20 years from the date that the patent application was filed, and no shorter than 17 years from issuance. Depending upon how fast the patent office issues your patent can significantly impact the total length of the patent term.