US2698987A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for assembling parts of lamps preparatory to basing
Assignee: Westinghouse Electric Corp
•
Filing: 1950-02-16
•
Granted: 1955-01-11
•
Expires: 1970-02-16
Abstract
No abstract record available.
Inventors
- 👤 Michael E Mcgowan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:03
CPC Classifications
H; H01; H01K; H01K3/00; H01K3/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1612537A
Cited
US1817746A
Cited
US2120877A
Cited
US2251434A
Cited
GB528346A
Cited
US2380742A
Cited
US2536677A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-10 | 1958-07-12 | 1959-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-10 | 1962-07-12 | 1963-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-10 | 1966-07-12 | 1967-01-11 | $7700.00 | Window Closed / Lapsed |