US2768358A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealed rotatable joint for radio frequency wave guide
Assignee: Dalmo Victor Co
•
Filing: 1951-12-11
•
Granted: 1956-10-23
•
Expires: 1971-12-11
Abstract
No abstract record available.
Inventors
- 👤 Tomlinson I Moseley
- 👤 Paul E Conklin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:26
CPC Classifications
H; H01; H01P; H01P1/00; H01P1/06; H01P1/062; H01P1/066; H01P1/067
Claims Analysis
Total Claims: 0
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US2600434A
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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) | 1959-10-23 | 1960-04-23 | 1960-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-23 | 1964-04-23 | 1964-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-23 | 1968-04-23 | 1968-10-23 | $7700.00 | Window Closed / Lapsed |