US3536799A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of casting vitreous china or other ceramic substances in slip form and apparatus for performing the method
Assignee: Ceramic Engineering Ltd
•
Filing: 1967-09-08
•
Granted: 1970-10-27
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Expires: 1987-09-08
Abstract
No abstract record available.
Inventors
- 👤 William Mcqueen Spy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 00:37
CPC Classifications
B; B28; B28B; B28B1/00; B28B1/26; B28B1/267
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1163328A
Cited
US1600286A
Cited
US1703871A
Cited
FR38776E
Cited
US1914740A
Cited
GB434494A
Cited
US2273015A
Cited
US2803043A
Cited
US3225414A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-26 | 1974-04-27 | 1974-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-26 | 1978-04-27 | 1978-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-26 | 1982-04-27 | 1982-10-27 | $7700.00 | Window Closed / Lapsed |