US2868518A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixer
Assignee: EIDP Inc
•
Filing: 1957-01-08
•
Granted: 1959-01-13
•
Expires: 1977-01-08
Abstract
No abstract record available.
Inventors
- 👤 Jr John C Corby
- 👤 David C Trimble
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:17
CPC Classifications
B; B29; B29B; B29B7/00; B29B7/30; B29B7/34; B29B7/38; B29B7/40; B29B7/404; B29B7/401; B29B7/405; B29B7/407; B29B7/74; B29B7/7404; B29B7/7409; B29B7/7414; Y; Y10; Y10S; Y10S521/00; Y10S521/917; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86558; Y10T137/86566
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
NL81541C
Cited
US2736534A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-12 | 1962-07-14 | 1963-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-12 | 1966-07-14 | 1967-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-12 | 1970-07-14 | 1971-01-13 | $7700.00 | Window Closed / Lapsed |