Patent US2846608A successfully refreshed from Google Patents.
Patent US3042830A successfully refreshed from Google Patents.
US3042830A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for effecting gas-stabilized electric arc reactions
Assignee: Mhd Res Inc
•
Filing: 1960-04-04
•
Granted: 1962-07-03
•
Expires: 1980-04-04
Abstract
No abstract record available.
Inventors
- 👤 Harry K Orbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:20
CPC Classifications
H; H01; H01J; H01J37/00; H01J37/32; H01J37/32009; H01J37/32055; C; C01; C01B; C01B21/00; C01B21/082; C01B21/16; C01B21/20; C01B21/203; C01C; C01C3/00; C01C3/02; C01C3/0208; C01C3/025; H05; H05H; H05H1/00; H05H1/24; H05H1/26; H05H1/32; H05H1/34; H05H1/3405; H05H1/3484
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2819423A
Cited
US2850662A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-02 | 1966-01-01 | 1966-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-02 | 1970-01-01 | 1970-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-02 | 1974-01-01 | 1974-07-03 | $7700.00 | Window Closed / Lapsed |