US3043728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and process for metallic vapor coating
Assignee: National Research Corp
•
Filing: 1958-03-17
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Granted: 1962-07-10
•
Expires: 1978-03-17
Abstract
No abstract record available.
Inventors
- 👤 Robert A Stauffer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:51
CPC Classifications
C; C23; C23C; C23C14/00; C23C14/0005; D; D21; D21G; D21G9/00; D21G9/009; Y; Y10; Y10S; Y10S29/00; Y10S29/044; Y10T; Y10T29/00; Y10T29/30; Y10T29/301; Y10T29/49; Y10T29/4981; Y10T29/49812; Y10T428/00; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265; Y10T428/31504; Y10T428/31678
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-09 | 1966-01-08 | 1966-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-09 | 1970-01-08 | 1970-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-09 | 1974-01-08 | 1974-07-10 | $7700.00 | Window Closed / Lapsed |