Patent US3588596A successfully refreshed from Google Patents.
US3588596A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two-color matrix-type display panel
Assignee: International Business Machines Corp
•
Filing: 1968-11-01
•
Granted: 1971-06-28
•
Expires: 1988-11-01
Abstract
Abstract A PLASMA DISPLAY APPARATUS IN WHICH A COLOR DISPLAY IS ACHIEVED BY SANDWICHING DIFFERENT GASES BETWEEN X AND Y MATRIX CONDUCTORS. THE GASES ARE CHOSEN SUCH THAT EACH GAS GIVES OFF A DIFFERENT COLOR WHEN IONIZED.
Inventors
- 👤 Donald D Tech
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:12
CPC Classifications
H; H01; H01J; H01J17/00; H01J17/38; H01J17/48; H01J17/49; H01J17/492
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |