US3483351A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotating reel for electrically coupling to a rotating member in a vacuum chamber
Assignee: RTX Corp
•
Filing: 1967-06-08
•
Granted: 1969-12-09
•
Expires: 1987-06-08
Abstract
No abstract record available.
Inventors
- 👤 Theodore H Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:59
CPC Classifications
B; B23; B23K; B23K15/00; B23K15/04; H; H01; H01J; H01J37/00; H01J37/02; H01J37/18; H01J37/248
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3035156A
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US2972667A
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US3084246A
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US3120355A
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US3194936A
Cited
US3301993A
Cited
US3165619A
Cited
US3219792A
Cited
US3409752A
Cited
US3374319A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-08 | 1973-06-09 | 1973-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-08 | 1977-06-09 | 1977-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-08 | 1981-06-09 | 1981-12-09 | $7700.00 | Window Closed / Lapsed |