Market value regressions could provide validation, but they have not had clear theoretical foundations for estimating patent rents.
For example, estimating patent expiration dates has become a challenge since these dates may change due to litigation, additional patents, exclusivities, and other factors which are difficult to anticipate [ 75, 76].
This suggests a more holistic assessment is required which takes into account a country's socio-economic status and health care system when estimating patent impact on access to medicine.
Such drugs account for most of the estimated 9,000 patent applications waiting for approval in India, according to Doctors Without Borders, which warned that such a ruling would have resulted in a "shutdown of the pharmacy for the developing world".
Since November 2010 he has announced agreements with five major companies, including Research In Motion and Samsung, estimated by patent experts to be worth as much as $250 million each.
"I think one of the worst things that happened in the last few years has been the belief that somehow there are so many patents in the mobile phone world, an estimated 200,000 patents that are overlapping and complicated and so forth, that one vendor can stop the sale of another vendor's phones or devices," he added.
We test these ideas using a 27 year panel of Latin American and Caribbean nations, estimating US patent applications and domestic patent applications by local inventors for each observation, and holding other economic and technological inputs to innovation constant.
In the meantime, WiTricity has obtained an exclusive license from MIT to bring Soljacic's idea to market and hopes to have an estimated 200 patents.
Since then, researchers have estimated that patents had been granted covering 20%to41%1% of the human genome.
TRIZ theory is largely based on patent's observation, and as we've learned from TRIZ, key issues (amongst others) like automatic contradiction extraction, accurately estimate a patent's level of Inventiveness, are still to be efficiently addressed.
