Patent EP0153807A1 successfully refreshed from Google Patents.
US2867948A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric welding glass parts
Assignee: OI Glass Inc
•
Filing: 1954-01-12
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Granted: 1959-01-13
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Expires: 1974-01-12
Abstract
No abstract record available.
Inventors
- 👤 Zimmerman George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:54
CPC Classifications
C; C03; C03B; C03B23/00; C03B23/20; C03B23/207; Y; Y10; Y10S; Y10S65/00; Y10S65/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2445063A
Cited
US2268670A
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US2389360A
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US2527720A
Cited
US2590173A
Cited
US2680332A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-12 | 1962-07-14 | 1963-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-12 | 1966-07-14 | 1967-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-12 | 1970-07-14 | 1971-01-13 | $7700.00 | Window Closed / Lapsed |