US2535695A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor pump unit
Assignee: Individual
•
Filing: 1950-06-07
•
Granted: 1950-12-26
•
Expires: 1970-06-07
Abstract
No abstract record available.
Inventors
- 👤 Jr Albert R Pezzillo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:02
CPC Classifications
F; F04; F04D; F04D13/00; F04D13/02; F04D13/06; F04D13/0646; F04D29/00; F04D29/40; F04D29/42; F04D29/426; F04D29/4293
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1405959A
Cited
US1739000A
Cited
US2225338A
Cited
US2272469A
Cited
US2312848A
Cited
US2274987A
Cited
US2319730A
Cited
US2454390A
Cited
GB614821A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-25 | 1954-06-26 | 1954-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-25 | 1958-06-26 | 1958-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-25 | 1962-06-26 | 1962-12-26 | $7700.00 | Window Closed / Lapsed |