US1400323A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbo-compressor casing
Assignee: Individual
•
Filing: 1918-08-01
•
Granted: 1921-12-13
•
Expires: 1938-08-01
Abstract
No abstract record available.
Inventors
- 👤 Earl H Sherbondy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:38
CPC Classifications
F; F02; F02C; F02C6/00; F02C6/04; F02C6/10; F02C6/12; F01; F01D; F01D25/00; F01D25/005; F01D25/08; F01D25/14; F01D25/145; F05; F05D; F05D2220/00; F05D2220/40
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) | 1924-12-12 | 1925-06-13 | 1925-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-12-12 | 1929-06-13 | 1929-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-12-12 | 1933-06-13 | 1933-12-13 | $7700.00 | Window Closed / Lapsed |