US2826524A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming wave guides
Assignee: Textron Inc
•
Filing: 1955-02-08
•
Granted: 1958-03-11
•
Expires: 1975-02-08
Abstract
No abstract record available.
Inventors
- 👤 Robert D Molloy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:52
CPC Classifications
H; H01; H01P; H01P11/00; H01P11/001; H01P11/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
31 words
THE METHOD OF FORMING A WAVE-TRANSMITTING ELEMENT, COMPRISING THE STEPS OF ELECTRO-PLATING A MANDREL WITH A CONDUCTIVE COAT, COVERING THE CONDUCTIVELY COATED MANDREL WITH A FIBOUS MATERIAL, SECURING THE FIRBROUS MA-
Claim 2
Independent Claim
31 words
THE METHOD OF FORMING A WAVE-TRANSMITTING ELEMENT, COMPRISING THE STEPS OF ELECTRO-PLATING A MANDREL WITH A CONDUCTIVE COAT, COVERING THE CONDUCTIVELY COATED MANDREL WITH A FIBOUS MATERIAL, SECURING THE FIRBROUS MA-
References Cited (Backward Citations)
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US2594838A
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US2653887A
Cited
US2525070A
Cited
GB691128A
Cited
US2681412A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-10 | 1961-09-09 | 1962-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-10 | 1965-09-09 | 1966-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-10 | 1969-09-09 | 1970-03-11 | $7700.00 | Window Closed / Lapsed |