INTERx Research Corporation
77Patents
0Active
77Granted
37Portfolio score
Filing activity: Apr 22, 1974 → Jun 11, 1982
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4035507A | Novel, transient pro-drug forms of L-DOPA to treat Parkinson's disease | Chemistry; Metallurgy | 111 | Expired |
| US3939253A | Novel, transient pro-drug forms of l-dopa useful in the treatment of parkinson's disease | Human Necessities | 98 | Expired |
| US4462991A | Method of increasing oral absorption of polar bioactive agents | Emerging Cross-Sectional Technologies | 90 | Expired |
| US4061753A | Treating psoriasis with transient pro-drug forms of xanthine derivatives | Emerging Cross-Sectional Technologies | 81 | Expired |
| US4158005A | Intermediates useful in the synthesis of optically active m-acyloxy-.alpha.-[(methylamino)methyl]benzyl alcohols | Chemistry; Metallurgy | 64 | Expired |
| US4160099A | Labile, non-heterocyclic quaternary ammonium salt/esters as transient derivatives | Chemistry; Metallurgy | 51 | Expired |
| US4260769A | 5,5-Diphenylhydantoins | Chemistry; Metallurgy | 46 | Expired |
| US3998799A | Novel, transient pro-drug forms of L-DOPA | Emerging Cross-Sectional Technologies | 43 | Expired |
| US4221787A | Esteramide prodrugs of anti-inflammatory corticosteroids | Chemistry; Metallurgy | 42 | Expired |
| US3961041A | Effervescent enteric coated L-dopa formulation and method of using the same | Human Necessities | 35 | Expired |
| US4204065A | Soft quaternary surface active agents and method of using same | Chemistry; Metallurgy | 35 | Expired |
| US4311706A | Novel dopa/dopamine prodrugs | Emerging Cross-Sectional Technologies | 30 | Expired |
| US3931213A | 3-Chloro-2-oxazolidinones | Chemistry; Metallurgy | 30 | Expired |
| US4727151A | Labile quaternary ammonium salts as prodrugs | Chemistry; Metallurgy | 29 | Expired |
| US4470980A | Method of increasing oral absorption of .beta.-lactam antibiotics | Human Necessities | 27 | Expired |
| US4147768A | Enteric coated digoxin and therapeutic use thereof | Human Necessities | 26 | Expired |
| US4000293A | Method of inhibiting bacterial growth with certain selected 3-chloro-2-oxazolidinones | Chemistry; Metallurgy | 24 | Expired |
| US4213978A | Anti-acne and anti-seborrhea prodrug derivatives of progesterone | Human Necessities | 24 | Expired |
| US4412994A | Mannich-base hydroxamic acid prodrugs, compositions and use | Chemistry; Metallurgy | 19 | Expired |
| US4061722A | Selected quaternary ammonium salts of pilocarpine useful in reducing intraocular pressure in warm-blooded animals | Chemistry; Metallurgy | 19 | Expired |
| US4206220A | Prodrugs for the improved delivery of non-steroidal anti-inflammatory agents | Chemistry; Metallurgy | 17 | Expired |
| US4275064A | Transient pro-drug forms of xanthine derivatives and their use as topical anti-inflammatory agents | Chemistry; Metallurgy | 14 | Expired |
| US4065566A | N-Nicotinoyl-3,4-dinicotinoyloxy-L-phenylalanine and derivatives pharmaceutical compositions and methods containing same | Emerging Cross-Sectional Technologies | 14 | Expired |
| US3962447A | Novel pro-drug derivatives of pyridinium aldoxime type cholinesterase reactivators and method of using same | Chemistry; Metallurgy | 14 | Expired |
| US4163058A | Derivatives of 5,5-diphenylhydantoin exhibiting enhanced solubility and the therapeutic use thereof | Chemistry; Metallurgy | 12 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.