US3264157A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cathode ray tube fabrication
Assignee: RCA Corp
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Filing: 1961-11-13
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Granted: 1966-08-02
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Expires: 1981-11-13
Abstract
No abstract record available.
Inventors
- 👤 Charles T Lattimer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:51
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/86; H01J29/87; H01J2229/00; H01J2229/87; H01J2229/875; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
THE METHOD OF APPLYING A PLASTIC SHEET TO A PORTION OF A CATHODE RAY TUBE COMPRISING THE STEPS OF DISPOSING SAID SHEET IN SPACED RELATION WITH SAID TUBE PORTION, HEATING SAID SHEET TO SOFTEN IT, CREATING A PARTIAL VACUUM ON THE TUBE SIDE OF SAID SHEET WHILE SAID SHEET IS SPACED FROM SAID TUBE TO SAG SAID SHEET TOWARD SAID TUBE, AND THEN MOVING SAID TUBE AND SHEET TOGETHER TO CONTACT APPROXIMATELY THE CENTRAL PART OF SAID TUBE PORTION WITH THE CLOSEST PART OF THE SAGGED PORTON OF SAID SHEET IN A SMALL INITIAL AREA AND THEN TO OUTWARDLY EXPAND SAID CONTACT IN A ROLLING-LIKE ACTION OVER SAID TUBE PORTION.
Claim 2
Independent Claim
110 words
THE METHOD OF APPLYING A PLASTIC SHEET TO A PORTION OF A CATHODE RAY TUBE COMPRISING THE STEPS OF DISPOSING SAID SHEET IN SPACED RELATION WITH SAID TUBE PORTION, HEATING SAID SHEET TO SOFTEN IT, CREATING A PARTIAL VACUUM ON THE TUBE SIDE OF SAID SHEET WHILE SAID SHEET IS SPACED FROM SAID TUBE TO SAG SAID SHEET TOWARD SAID TUBE, AND THEN MOVING SAID TUBE AND SHEET TOGETHER TO CONTACT APPROXIMATELY THE CENTRAL PART OF SAID TUBE PORTION WITH THE CLOSEST PART OF THE SAGGED PORTON OF SAID SHEET IN A SMALL INITIAL AREA AND THEN TO OUTWARDLY EXPAND SAID CONTACT IN A ROLLING-LIKE ACTION OVER SAID TUBE PORTION.
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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |