US1496858A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixing liquids
Assignee: Individual
•
Filing: 1923-02-17
•
Granted: 1924-06-10
•
Expires: 1943-02-17
Abstract
No abstract record available.
Inventors
- 👤 Knollenberg Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:52
CPC Classifications
A; A23; A23D; A23D7/00; A23D7/02; B; B01; B01F; B01F25/00; B01F25/40; B01F25/44; B01F25/441; B01F25/4413; B01F25/4416; B01F25/44161; B01F25/45; B01F25/452; B01F25/4521; B01F25/45211; Y; Y10; Y10S; Y10S516/00; Y10S516/924
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1927-06-10 | 1927-12-10 | 1928-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-06-10 | 1931-12-10 | 1932-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-06-10 | 1935-12-10 | 1936-06-10 | $7700.00 | Window Closed / Lapsed |