Inventor
John T. Lavin
Inventor
Guildford, GB
Overview
Patents· 25 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F25Jprimary
F25JLiquefaction, solidification or separation of gases or gaseous or liquefied gaseous mixtures by pressure and cold treatment or by bringing them into the supercritical state28%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes13%
B01DSeparation9%
Y02PClimate change mitigation technologies in the production or processing of goods4%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry2%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables2%
C01BNon-metallic elements2%
C07CAcyclic or carbocyclic compounds2%
C21BManufacture of iron or steel2%
PatentTitleYear
10,223,724System for customizing keepsake clothing20198,533,033'System and method for providing a discount'20138,239,260'System and method for providing a discount'20128,234,162'System and method for providing a discount'20128,234,163'System and method for providing a discount'20128,005,714'System and method for providing a discount'20117,925,533'System and method for providing a discount'20117,854,428'Rotary die cut stacking system having optical beam generator to facilitate the positioning of layboy arms'20106,070,432'Production of cryogenic liquid mixtures'20005,868,199'Method and apparatus for reboiling a liquefied gas mixture'19995,694,790'Separation of gas mixtures'19975,591,241'Liquid vapor contact apparatus'19975,582,035'Air separation'19965,437,150'Fluid production method and apparatus'19955,207,065'Separation of gas mixtures'19935,146,756'Air separation'19925,091,119'Liquid-gas contact device'19925,076,837'Air separation in combination with a chemical process'19914,968,337'Air separation'19904,921,641'Liquid-vapor contact columns'19904,916,908'Air separation'19904,883,516'Air separation'19894,759,786'Separation of gaseous mixtures'19884,749,528'Distillation trays'19884,723,975'Air separation method and apparatus'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–2000Patents assigned to BOC GROUP PLC (13)· patent assignee history
1988Based in London, GB· patent location history
1989–1993Patents assigned to BOC GROUP INC (4)· patent assignee history
1989–1990Based in Chingford, GB· patent location history
1990–2000Based in Guildford, GB· patent location history
2011–2019Patents assigned to LAVIN JOHN (6)· patent assignee history
2011–2013Patents assigned to SHAW DAVID (5)· patent assignee history
2011–2012Patents assigned to DESTINATION REWARDS INC (3)· patent assignee history
2011–2012Based in Barrington, IL, US· patent location history
2012–2013Based in Lake Worth, FL, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BOC GROUP PLC | 13 | 1988–2000 |
| LAVIN JOHNself | 6 | 2011–2019 |
| SHAW DAVID | 5 | 2011–2013 |
| BOC GROUP INC | 4 | 1989–1993 |
| DESTINATION REWARDS INC | 3 | 2011–2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Guildford, GB | 11 | 1990–2000 |
| Lake Worth, Florida, US | 3 | 2012–2013 |
| Barrington, Illinois, US | 3 | 2011–2012 |
| London, GB | 3 | 1988 |
| Chingford, GB | 2 | 1989–1990 |