Patent Grant
D331164
| Number | Name | Date | Kind |
|---|---|---|---|
| D139017 | Leatherman | Oct 1944 | |
| D178297 | Dhlee | Jul 1956 | |
| D225046 | Nance | Nov 1972 | |
| D247731 | Robinsen | Apr 1978 | |
| D251526 | Zapf | Apr 1979 | |
| D255188 | Zapf | Jun 1980 | |
| D278770 | Koguma | May 1985 | |
| D313708 | Frank | Jan 1991 | |
| 2663603 | Neuman | Dec 1953 | |
| 2821450 | Knoll | Aug 1956 | |
| 2930665 | Budai | Mar 1960 | |
| 3786765 | Burr | Jan 1974 | |
| 3807102 | Albinson et al. | Apr 1974 | |
| 3869992 | Kramer | Mar 1975 | |
| 3931771 | Kramer | Jan 1976 | |
| 4049331 | Gutmann, Jr. | Sep 1977 | |
| 4055373 | Andresen et al. | Oct 1977 | |
| 4078342 | Cohen | Mar 1978 | |
| 4224769 | Ball et al. | Sep 1980 | |
| 4257203 | Propst et al. | Mar 1981 | |
| 4288948 | Harris | Sep 1981 | |
| 4296574 | Stephens | Oct 1981 | |
| 4345803 | Heck | Aug 1982 | |
| 4387941 | Maier | Jun 1983 | |
| 4535577 | Tenser et al. | Aug 1985 | |
| 4536044 | Ziegelheim et al. | Aug 1985 | |
| 4567698 | Morrison | Feb 1986 | |
| 4571907 | DeFouw et al. | Feb 1986 | |
| 4586759 | Wrobel | May 1986 | |
| 4593508 | Curatolo | Jun 1986 | |
| 4619486 | Hannah et al. | Oct 1986 | |
| 4624083 | Diffrient | Nov 1986 | |
| 4625476 | Shimada | Dec 1986 | |
| 4639049 | Frascaroli et al. | Jan 1987 | |
| 5092253 | Grund et al. | Mar 1992 |
| Entry |
|---|
| G. F. Furniture Systems, .COPYRGT.1986 inside Rear Cover, corner worksurface in lower left. |
| hiebert, " . . . New Directions". |
| Knoll, "Hannah Desk System". |
| Knoll,"Morrison System". |
| Herman Miller, "Ethos System". |
| Herman Miller, "Organizing The Work Envelope". |
| Sunar Hauserman, "Race System". |
| Sunar Hauserman, "Douglas Bass's Cameron with Design Option". |
| Round Office, Inc., "Round Office". |
| Ill International, Inc., "Tinta System". |
| Haworth Inc., "ES Wrap-Around Work Surfaces". |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 129971 | Dec 1987 |
