US3729335A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of depositing inorganic coatings from vapour phase
Assignee: Individual
•
Filing: 1971-04-22
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Granted: 1973-04-24
•
Expires: 1991-04-22
Abstract
Abstract A METHOD OF DEPOSITING INORGANIC COATINGS FROM VAPOUR PHASE INVOLVES THE FORMATION OF VAPOUR PHASE OF LIQUID COMPOUNDS OF ELEMENTS, AS WELL AS SOLUTIONS OR SUSPENSIONS OF VOLATILE COMPOSITONS OF SAID ELEMENTS ADAPTED TO RELEASE DEPOSITED ELEMENTTS OF COMPOSITIONS TTHEREOF DURING THERMAL DECOMPOSITION DUE TO HEATING AND VAPORIZATION OF SAID LIQUID OVER THE ENTIRE SURFACE OF A WORKPIECE BY PROPER THERMAL RADIATION OF THE WORKPIECE BEING TREATED. TO THIS END SAID LIQUID IS SUPPLIED UNDER THE FORCE OF GRAVITY ADJACENT TO AND ALONG SAID WORKPIECE.
Inventors
- 👤 V Melnikov
- 👤 G Kazarinov
- 👤 G Skorik
- 👤 K Fukin
- 👤 G Domrachev
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:50
CPC Classifications
C; C23; C23C; C23C14/00; C23C14/22; C23C16/00; C23C16/06; C23C16/18; C23C16/22; C23C16/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-04-23 | 1976-10-23 | 1977-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-23 | 1980-10-23 | 1981-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-23 | 1984-10-23 | 1985-04-24 | $7700.00 | Window Closed / Lapsed |