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Balzers Patent und Beteiligungs AG

Balzers Pa

Active Patents

0

Total Holdings

5

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
GB1117009A	Improvements in and relating to depositing thin layers by v…	Expired / Lapsed	1965-10-04	—	0	Details
US4173522A	Method and apparatus for producing carbon coatings by sputt…	Expired / Lapsed	1977-09-07	1979-11-06	2	Details
US4049352A	Method and apparatus for determining the rate of flow of pa…	Expired / Lapsed	1975-10-03	1977-09-20	6	Details
US4036565A	Pump construction	Expired / Lapsed	1975-09-22	1977-07-19	12	Details
US3818982A	Device for cooling workpieces which are submitted to a vacu…	Expired / Lapsed	1972-10-24	1974-06-25	7	Details