Patent US1344153A successfully refreshed from Google Patents.
US1344153A
Expired / Lapsed
US
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Production of aluminum nitrid and the like
Assignee: ARMOUR FERTILIZER WORKS
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Filing: 1919-07-10
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Granted: 1920-06-22
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Expires: 1939-07-10
Abstract
No abstract record available.
Inventors
- 👤 Shoeld Mark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:55
CPC Classifications
C; C01; C01B; C01B21/00; C01B21/06; C01B21/072; C01B21/0726
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) | 1923-06-22 | 1923-12-22 | 1924-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-06-22 | 1927-12-22 | 1928-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-06-22 | 1931-12-22 | 1932-06-22 | $7700.00 | Window Closed / Lapsed |