US3432335A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cyclically moving electron beam for uniform vapor deposited coating
Assignee: Lokomotivbau Elektrotechnische Werke Hans Beimler VEB
•
Filing: 1966-07-19
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Granted: 1969-03-11
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Expires: 1986-07-19
Abstract
No abstract record available.
Inventors
- 👤 Siegfried Schiller
- 👤 Peter Lenk
- 👤 Harry Forster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:15
CPC Classifications
C; C23; C23C; C23C14/00; C23C14/22; C23C14/24; C23C14/28; C23C14/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE913975C
Cited
US3177535A
Cited
US3170019A
Cited
US3281265A
Cited
US3253945A
Cited
US3390249A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-10 | 1972-09-09 | 1973-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-10 | 1976-09-09 | 1977-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-10 | 1980-09-09 | 1981-03-11 | $7700.00 | Window Closed / Lapsed |