US2842923A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light element transport apparatus
Assignee: RCA Corp
•
Filing: 1956-06-18
•
Granted: 1958-07-15
•
Expires: 1976-06-18
Abstract
No abstract record available.
Inventors
- 👤 Arvid G Kjellsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:03
CPC Classifications
H; H05; H05K; H05K13/00; H05K13/02; H05K13/027; H01; H01J; H01J9/00; H01J9/46; H01J2893/00; H01J2893/0096; H01J2893/0097; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53539
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1961-07-14 | 1962-01-13 | 1962-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-14 | 1966-01-13 | 1966-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-14 | 1970-01-13 | 1970-07-15 | $7700.00 | Window Closed / Lapsed |