Patent US2643440A successfully refreshed from Google Patents.
US2643440A
Expired / Lapsed
US
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Support wire inserting apparatus for incandescent lamps
Assignee: General Electric Co
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Filing: 1950-02-25
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Granted: 1953-06-30
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Expires: 1970-02-25
Abstract
No abstract record available.
Inventors
- 👤 Jr John Flaws
- 👤 Lee E Dilts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:02
CPC Classifications
H; H01; H01K; H01K3/00; H01K3/08; H01K3/10; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5136; Y10T29/5137; Y10T29/5142
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1128120A
Cited
US1620523A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-29 | 1956-12-29 | 1957-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-29 | 1960-12-29 | 1961-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-29 | 1964-12-29 | 1965-06-30 | $7700.00 | Window Closed / Lapsed |