US2473919A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for assembling incandescent lamp mounts
Assignee: General Electric Co
•
Filing: 1947-08-14
•
Granted: 1949-06-21
•
Expires: 1967-08-14
Abstract
No abstract record available.
Inventors
- 👤 Melvin L Stone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:28
CPC Classifications
H; H01; H01K; H01K3/00; H01K3/08; H01K3/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1792066A
Cited
US1920630A
Cited
US1981708A
Cited
US2135288A
Cited
US2359434A
Cited
US2379135A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-20 | 1952-12-20 | 1953-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-20 | 1956-12-20 | 1957-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-20 | 1960-12-20 | 1961-06-21 | $7700.00 | Window Closed / Lapsed |