US2902973A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating apparatus
Assignee: RCA Corp
•
Filing: 1956-08-23
•
Granted: 1959-09-08
•
Expires: 1976-08-23
Abstract
No abstract record available.
Inventors
- 👤 Weingarten Morris
- 👤 D Augustine Frank
- 👤 Glenn R Bange
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:06
CPC Classifications
B; B05; B05C; B05C13/00; G; G03; G03F; G03F7/00; G03F7/16; G03F7/162; H; H01; H01J; H01J9/00; H01J9/20; H01J9/22; H01J9/227; H01J9/2271
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2215735A
Cited
US7662829B2
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-07 | 1963-03-09 | 1963-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-07 | 1967-03-09 | 1967-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-07 | 1971-03-09 | 1971-09-08 | $7700.00 | Window Closed / Lapsed |