US1832039A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass working machinery
Assignee: General Electric Vapor Lamp Co
•
Filing: 1926-09-23
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Granted: 1931-11-17
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Expires: 1946-09-23
Abstract
No abstract record available.
Inventors
- 👤 George A Millar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:09
CPC Classifications
C; C03; C03B; C03B23/00; C03B23/20; C03B23/207; C03B23/213; C03B23/04; C03B23/09; C03B23/097; C03B23/11
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) | 1934-11-16 | 1935-05-18 | 1935-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-11-16 | 1939-05-18 | 1939-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-11-16 | 1943-05-18 | 1943-11-17 | $7700.00 | Window Closed / Lapsed |