Patent US2814727A successfully refreshed from Google Patents.
US2814727A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for utilizing high-energy beams of particles
Assignee: Individual
•
Filing: 1951-07-21
•
Granted: 1957-11-26
•
Expires: 1971-07-21
Abstract
No abstract record available.
Inventors
- 👤 Gund Konrad
- 👤 Scheer Max Martin
- 👤 Schittenhelm Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:22
CPC Classifications
G; G21; G21K; G21K1/00; G21K1/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2139098A
Cited
US2094103A
Cited
US2485470A
Cited
US2517260A
Cited
US2559526A
Cited
US2545958A
Cited
US2496218A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-25 | 1961-05-27 | 1961-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-25 | 1965-05-27 | 1965-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-25 | 1969-05-27 | 1969-11-26 | $7700.00 | Window Closed / Lapsed |