US3290233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vapor deposition process
Assignee: Contemporary Research Inc
•
Filing: 1963-10-22
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Granted: 1966-12-06
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Expires: 1983-10-22
Abstract
No abstract record available.
Inventors
- 👤 Donald A Hay
- 👤 Benjamin L Averbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:31
CPC Classifications
C; C23; C23C; C23C16/00; C23C16/56; C25; C25D; C25D11/00; C25D11/02; C25D11/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |