US3196515A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing pickup tubes
Assignee: RCA Corp
•
Filing: 1962-01-30
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Granted: 1965-07-27
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Expires: 1982-01-30
Abstract
No abstract record available.
Inventors
- 👤 Robert L Van Asselt
- 👤 William M Kramer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:37
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/10; H01J29/36; H01J29/39; H01J29/41; H01J29/413
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
THE METHOD OF MANUFACTURING A TARGET ELECTRODE ASSEMBLY FOR USE IN A TELEVISION PICKUP TUBE, SAID METHOD COMPRISING FORMING A SUBASSEMBLY, SAID SUBASSEMBLY INCLUDING AN APERTURED SUPPORT MEMBER HAVING A TEMPORARY SUPPORTING FILM THEREON AND A LAYER OF METAL ON SAID SUPPORTING FILM, SAID METHOD COMPRISING RAISING THE TEMPERATURE OF SAID SUBASSEMBLY TO A TEMPERATURE BELOW THE OXIDIZING TEMPERATURE OF SAID METAL WHILE SAID SUBASSEMBLY IS IN A NON-OXIDIZING ATMOSPHERE, CHANGING TO AN OXIDIZING ATMOSPHERE, AND THEN RAISING THE TEMPERATURE OF SAID SUBASSEMBLY TO A TEMPERATURE ABOVE THE OXIDIZING TEMPERATURE OF SAID METAL.
Claim 2
Independent Claim
93 words
THE METHOD OF MANUFACTURING A TARGET ELECTRODE ASSEMBLY FOR USE IN A TELEVISION PICKUP TUBE, SAID METHOD COMPRISING FORMING A SUBASSEMBLY, SAID SUBASSEMBLY INCLUDING AN APERTURED SUPPORT MEMBER HAVING A TEMPORARY SUPPORTING FILM THEREON AND A LAYER OF METAL ON SAID SUPPORTING FILM, SAID METHOD COMPRISING RAISING THE TEMPERATURE OF SAID SUBASSEMBLY TO A TEMPERATURE BELOW THE OXIDIZING TEMPERATURE OF SAID METAL WHILE SAID SUBASSEMBLY IS IN A NON-OXIDIZING ATMOSPHERE, CHANGING TO AN OXIDIZING ATMOSPHERE, AND THEN RAISING THE TEMPERATURE OF SAID SUBASSEMBLY TO A TEMPERATURE ABOVE THE OXIDIZING TEMPERATURE OF SAID METAL.
References Cited (Backward Citations)
US2728020A
Cited
US2922907A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |