Patent US2690065A successfully refreshed from Google Patents.
US2690065A
Expired / Lapsed
US
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Ceramic ware
Assignee: VITRIFIED CHINA ASS Inc
•
Filing: 1951-09-13
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Granted: 1954-09-28
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Expires: 1971-09-13
Abstract
No abstract record available.
Inventors
- 👤 Cameron G Harman
- 👤 William J Koch
- 👤 Hal H Rice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:20
CPC Classifications
A; A47; A47G; A47G19/00; A47G19/02; Y; Y10; Y10T; Y10T428/00; Y10T428/21; Y10T428/216
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US740040A
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US1693252A
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US1784392A
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US1813551A
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US1849272A
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US1987683A
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US2018600A
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US2083741A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-27 | 1958-03-29 | 1958-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-27 | 1962-03-29 | 1962-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-27 | 1966-03-29 | 1966-09-28 | $7700.00 | Window Closed / Lapsed |