US2922256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods of sealing a tubular glass neck portion to a glass wall
Assignee: The General Electric Company PLC
•
Filing: 1956-08-02
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Granted: 1960-01-26
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Expires: 1976-08-02
Abstract
No abstract record available.
Inventors
- 👤 Breadner Robert Leonard
- 👤 Simms Charles Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:39
CPC Classifications
C; C03; C03B; C03B23/00; C03B23/20; C03B23/207; C03B23/217
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB337431A
Cited
US2151840A
Cited
US2715298A
Cited
US2731771A
Cited
US2799123A
Cited
US2695477A
Cited
GB720948A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-25 | 1963-07-27 | 1964-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-25 | 1967-07-27 | 1968-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-25 | 1971-07-27 | 1972-01-26 | $7700.00 | Window Closed / Lapsed |