US2918209A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor-compressor unit
Assignee: Individual
•
Filing: 1957-05-14
•
Granted: 1959-12-22
•
Expires: 1977-05-14
Abstract
No abstract record available.
Inventors
- 👤 Schueller Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:44
CPC Classifications
F; F04; F04C; F04C23/00; F04C23/008; F04C18/00; F04C18/08; F04C18/12; F04C18/126; F04C29/00; F04C29/0042; F04C29/0085; F04C2240/00; F04C2240/60; F04C2240/603
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1132747A
Cited
US1820985A
Cited
US1921218A
Cited
US2225908A
Cited
US2171460A
Cited
US2242166A
Cited
US2557879A
Cited
US2801792A
Cited
US2742223A
Cited
US2793506A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-21 | 1963-06-22 | 1963-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-21 | 1967-06-22 | 1967-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-21 | 1971-06-22 | 1971-12-22 | $7700.00 | Window Closed / Lapsed |