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Patent US2884744A successfully refreshed from Google Patents.
US2884744A
Expired / Lapsed
US
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Apparatus for conditioning molten glass
Assignee: OI Glass Inc
•
Filing: 1956-02-23
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Granted: 1959-05-05
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Expires: 1976-02-23
Abstract
No abstract record available.
Inventors
- 👤 Jr Joseph R Monks
- 👤 Jr Arthur B Swain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:24
CPC Classifications
C; C03; C03B; C03B5/00; C03B5/16; C03B5/18; C03B5/193
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE486200C
Cited
US2026287A
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US2115408A
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US2063842A
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US2263549A
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US2387222A
Cited
US2331052A
Cited
US2710306A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-04 | 1962-11-03 | 1963-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-04 | 1966-11-03 | 1967-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-04 | 1970-11-03 | 1971-05-05 | $7700.00 | Window Closed / Lapsed |