Patent US992144A successfully refreshed from Google Patents.
US992144A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blast-nozzle.
Assignee: Individual
•
Filing: 1910-10-21
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Granted: 1911-05-16
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Expires: 1930-10-21
Abstract
No abstract record available.
Inventors
- 👤 Fred A Babcock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:47
CPC Classifications
B; B01; B01F; B01F25/00; B01F25/30; B01F25/31; B01F25/312; B01F25/3121; B01F25/3124; B01F25/31241; B01F25/40; B01F25/45; B01F25/452; B01F25/4521
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) | 1914-05-15 | 1914-11-14 | 1915-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-05-15 | 1918-11-14 | 1919-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-05-15 | 1922-11-14 | 1923-05-16 | $7700.00 | Window Closed / Lapsed |