US2447073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grapple for lifting milk cans
Assignee: Individual
•
Filing: 1945-08-28
•
Granted: 1948-08-17
•
Expires: 1965-08-28
Abstract
No abstract record available.
Inventors
- 👤 Kreutzer Robert Arno
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:23
CPC Classifications
B; B66; B66C; B66C1/00; B66C1/10; B66C1/62; B66C1/66
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US445283A
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US920107A
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US1106847A
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US1365196A
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US1355050A
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US1413891A
Cited
US1488455A
Cited
US2107500A
Cited
US2349531A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-08-17 | 1952-02-16 | 1952-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-17 | 1956-02-16 | 1956-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-17 | 1960-02-16 | 1960-08-17 | $7700.00 | Window Closed / Lapsed |