US2571607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated flash lamp and manufacture thereof
Assignee: General Electric Co
•
Filing: 1949-03-09
•
Granted: 1951-10-16
•
Expires: 1969-03-09
Abstract
No abstract record available.
Inventors
- 👤 Pipkin Marvin
- 👤 Johnson J Dean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:39
CPC Classifications
F; F21; F21K; F21K5/00; F21K5/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2305609A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-15 | 1955-04-16 | 1955-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-15 | 1959-04-16 | 1959-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-15 | 1963-04-16 | 1963-10-16 | $7700.00 | Window Closed / Lapsed |