Patent US2733696A successfully refreshed from Google Patents.
US2733696A
Expired / Lapsed
US
⏱️ 0.0 years remaining
schneider
Assignee: —
•
Filing: —
•
Granted: 1956-02-07
•
Expires: 1973-02-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:30
CPC Classifications
F; F02; F02M; F02M3/00; F02M3/02; F02M3/04; F02M3/045; F02M3/043; F02M3/05
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1215381A
Cited
GB261022A
Cited
US1803145A
Cited
US1804521A
Cited
US2075790A
Cited
US1970002A
Cited
US1956657A
Cited
US2174972A
Cited
US2227107A
Cited
US2393579A
Cited
US2390603A
Cited
US2439573A
Cited
US2443562A
Cited
US2395748A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-02-06 | 1959-08-08 | 1960-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-06 | 1963-08-08 | 1964-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-06 | 1967-08-08 | 1968-02-07 | $7700.00 | Window Closed / Lapsed |