US3479155A
Expired / Lapsed
US
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Heat-shock resistant shaped high temperature metal ceramic bodies
Assignee: Schwarzkopf Technologies Corp
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Filing: 1966-11-07
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Granted: 1969-11-18
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Expires: 1986-11-07
Abstract
No abstract record available.
Inventors
- 👤 Erwin Rudy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:42
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/515; C04B35/56; C04B35/5607; C04B35/5611; C04B35/5622; C04B35/5626; C22; C22C; C22C29/00; C22C29/02; C22C29/06; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12153; Y10T428/1216; Y10T428/12167; Y10T428/12174
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2106162A
Cited
US2039822A
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US2123576A
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US2123575A
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US2553714A
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US3149411A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-17 | 1973-05-19 | 1973-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-17 | 1977-05-19 | 1977-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-17 | 1981-05-19 | 1981-11-18 | $7700.00 | Window Closed / Lapsed |