US2894309A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container clamp for liquid mixing apparatus
Assignee: Individual
•
Filing: 1957-12-10
•
Granted: 1959-07-14
•
Expires: 1977-12-10
Abstract
No abstract record available.
Inventors
- 👤 Harry S Brzowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:58
CPC Classifications
B; B01; B01F; B01F31/00; B01F31/20; B01F31/201; B01F35/00; B01F35/40; B01F35/42; B01F35/423; Y; Y10; Y10S; Y10S366/00; Y10S366/605; Y10T; Y10T24/00; Y10T24/44; Y10T24/44966; Y10T24/44974
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-07-13 | 1963-01-12 | 1963-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-13 | 1967-01-12 | 1967-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-13 | 1971-01-12 | 1971-07-14 | $7700.00 | Window Closed / Lapsed |