| Monty Hyams | Derwent during Monty's era | |
| 1918 | Born London, 1 March | |
| 1936 | First job. Continues GRIC studies at night. | |
| 1943 | Marries Valerie Horwit (Sons: 1949 & 1954) | |
| 1947 | Joins Pyrene Company, still as a lab scientist | |
| Becomes Patents Manager at Pyrene | Monty & Valerie move to 'Derwent', 8 Cyprus Gardens, Finchley | |
| 1951 | British Patents Report | |
| Resigns from Pyrene. Earnings have risen 6-fold | …but surplus is mainly invested in expanding the business. | |
| 1953 | Combines Derwent with part-time at J.A. Kemp | |
| Moves to 54 Tenterden Drive, Hendon | German and Soviet Patents Reports (via recruitment of part-time staff) | |
| Goes totally full-time on Derwent | ||
| 1955 | First overseas travel: to Brussels…… | Belgian Patents Report |
| 1956 | Spraygun patent pays for first car. (Val drives it.) | |
| 1958 | First family holiday abroad (Italy) | |
| 1960 | Move out of Hyams home to half the ground floor of Rochdale House | |
| Obtains Soviet visa and travels to Moscow | Purchase of UK competitor, Technical Information Company | |
| 1961 | Takes over Pergamon's contract for Bulletin of Soviet Inventions | |
| 1963 | Frequent trips now to N.America & Japan | Farmdoc: first of a series of patent documentation services |
| 1964 | Ringdoc: literature documentation service | |
| 1965 | Agdoc | |
| (In past 5 years, turnover has risen 15-fold in real terms; profits 20-fold) | ||
| 1966 | Plasdoc. Thomson Corporation acquires 51% of Derwent | |
| 1970 | Central Patents Index supersets patents activity at Derwent | |
| -1972 | Many iterations of negotiations over a World Patents Index | |
| 1974 | Derwent Launches its World Patents Index building on work since 1963 | |
| 1976 | DWPI launches on the SDC Orbit Online Service (others gradually follow) | |
| 1977 | Queens Award for Export Achievement (others in 1985 & '95) | |
| 1979 | First Industry Award. (Others in '82,'84,'92, 2000) | |
| 1983 | Work with Questel towards Markush coding | |
| 1984 | Leaves hands-on role at Derwent. | |
| 1985 | Leaves Thomson entirely, save for Lifetime Presidential role at Derwent. | |
| 1986 | Managing Editor of Index to Theses | |
| The Internet age entirely post-dates Monty at Derwent | ||
| Derwent is absorbed into Thomson Scientific in corporate terms | ||
| Its databases become notable components of a wider offering | ||
| 2006 | Death of Valerie | |
| 2011 | Sale of Index to Theses. Finally retires. | |
| 2013 | March: Contacted/quoted re. the celebrations | 50th anniversary celebrations of DWPI. |
| 9 October: dies peacefully at his home | ||