US1486883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of hydrating cement and the like
Assignee: Individual
•
Filing: 1922-06-20
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Granted: 1924-03-18
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Expires: 1942-06-20
Abstract
No abstract record available.
Inventors
- 👤 Halliburton Erle Palmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:29
CPC Classifications
B; B28; B28C; B28C5/00; B28C5/02; B28C5/06; B01; B01F; B01F23/00; B01F23/50; B01F23/56; B01F25/00; B01F25/20; B01F25/27; B01F25/40; B01F25/42; B01F25/43; B01F25/433; B01F25/4338; B01F35/00; B01F35/71; B01F35/717; B01F35/7173; B01F2101/00; B01F2101/49
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1927-03-18 | 1927-09-17 | 1928-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-03-18 | 1931-09-17 | 1932-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-03-18 | 1935-09-17 | 1936-03-18 | $7700.00 | Window Closed / Lapsed |