US2727696A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixer
Assignee: Simpson Herbert Corp
•
Filing: 1950-03-02
•
Granted: 1955-12-20
•
Expires: 1970-03-02
Abstract
No abstract record available.
Inventors
- 👤 Horth Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:06
CPC Classifications
B; B22; B22C; B22C5/00; B22C5/04; B22C5/0409; B22C5/0422; B22C5/0427
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE20849E
Cited
US798278A
Cited
US1337333A
Cited
US1857337A
Cited
US1910028A
Cited
US2103895A
Cited
US2246991A
Cited
US2377307A
Cited
US2461176A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-19 | 1959-06-20 | 1959-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-19 | 1963-06-20 | 1963-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-19 | 1967-06-20 | 1967-12-20 | $7700.00 | Window Closed / Lapsed |