US2689381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making tile
Assignee: Individual
•
Filing: 1953-03-20
•
Granted: 1954-09-21
•
Expires: 1973-03-20
Abstract
No abstract record available.
Inventors
- 👤 Oscar J Terriere
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:20
CPC Classifications
B; B28; B28B; B28B7/00; B28B7/36; B28B1/00; B28B1/14; B28B1/16; B28B7/0064; B28B7/007
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1211632A
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US1638109A
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US2018192A
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US2288559A
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US2467590A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-20 | 1958-03-22 | 1958-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-20 | 1962-03-22 | 1962-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-20 | 1966-03-22 | 1966-09-21 | $7700.00 | Window Closed / Lapsed |