US2671916A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pot washer
Assignee: Individual
•
Filing: 1949-07-19
•
Granted: 1954-03-16
•
Expires: 1969-07-19
Abstract
No abstract record available.
Inventors
- 👤 Zipperlin Roman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:35
CPC Classifications
B; B08; B08B; B08B9/00; B08B9/08; B08B9/20; B08B9/36; A; A47; A47L; A47L15/00; A47L15/37; A47L15/39
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2563528A
Cited
US862138A
Cited
US1228851A
Cited
US1627112A
Cited
US1886853A
Cited
FR625946A
Cited
FR631118A
Cited
US1757909A
Cited
GB474371A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-15 | 1957-09-14 | 1958-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-15 | 1961-09-14 | 1962-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-15 | 1965-09-14 | 1966-03-16 | $7700.00 | Window Closed / Lapsed |