Patent CH323840A successfully refreshed from Google Patents.
Patent US2462530A successfully refreshed from Google Patents.
US2462530A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light bulb stem and socket
Assignee: Individual
•
Filing: 1947-09-04
•
Granted: 1949-02-22
•
Expires: 1967-09-04
Abstract
No abstract record available.
Inventors
- 👤 Joseph B Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:34
CPC Classifications
H; H01; H01R; H01R33/00; H01R33/05
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US298143A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-22 | 1952-08-23 | 1953-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-22 | 1956-08-23 | 1957-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-22 | 1960-08-23 | 1961-02-22 | $7700.00 | Window Closed / Lapsed |