US3082115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for spraying cathodes with emissive materials
Assignee: RCA Corp
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Filing: 1960-10-20
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Granted: 1963-03-19
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Expires: 1980-10-20
Abstract
No abstract record available.
Inventors
- 👤 William F Griffin
- 👤 James F Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:51
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/02; H01J9/04; H01J9/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
88 words
THE METHOD OF APPLYING AN EMITTING COATING TO TUBULAR CATHODE SLEEVES WHICH COMPRISES THE STEPS OF ARRANGING A PLURALITY OF SAID SLEEVES IN PARALLEL RELATIONSHIP AND REMOVING SAID ARRANGED SLEEVES BY VACUUM FROM A RESERVOIR CONTAINING SAID SLEEVES,DEPOSITING SAID SLEEVES IN A TEMPORARY SUPPORTING MEMBER, CLAMPING SAID SLEEVES BETWEEN RESILIENT MEMBERS OF A SECOND SUPPORTING MEMBER TO EMBED THE ENDS OF SAID SLEEVES IN SAID RESILIENT MEMBERS TO SHIELD THE ENDS OF SAID SLEEVES WITH SAID RESILIENT MEMBERS, AND SPRAYING SAID SLEEVES WHILE IN SAID SECOND SUPPORTING MEMBER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |