Patent US1655141A successfully refreshed from Google Patents.
US1655141A
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US
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Stem-making machine
Assignee: General Electric Co
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Filing: 1923-10-09
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Granted: 1928-01-03
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Expires: 1943-10-09
Abstract
No abstract record available.
Inventors
- 👤 John T Fagan
- 👤 Staudenmeir Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:52
CPC Classifications
H; H01; H01K; H01K3/00; H01K3/08; H01K3/10; H01J; H01J9/00; H01J9/24; H01J9/32; H01J9/46; H01J2893/00; H01J2893/0096
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1931-01-02 | 1931-07-04 | 1932-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-01-02 | 1935-07-04 | 1936-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-01-02 | 1939-07-04 | 1940-01-03 | $7700.00 | Window Closed / Lapsed |