Patent US2496307A successfully refreshed from Google Patents.
US2496307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Milk flow control for milking machines
Assignee: Individual
•
Filing: 1944-06-23
•
Granted: 1950-02-07
•
Expires: 1964-06-23
Abstract
No abstract record available.
Inventors
- 👤 Albert G Perkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:01
CPC Classifications
A; A01; A01J; A01J7/00; A01J7/005
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE284367C
Cited
US474830A
Cited
US839202A
Cited
US908449A
Cited
US938857A
Cited
US998856A
Cited
US1109800A
Cited
US1387983A
Cited
US1385049A
Cited
FR621883A
Cited
GB377111A
Cited
US2099884A
Cited
US2321616A
Cited
US2396544A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-06 | 1953-08-08 | 1954-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-06 | 1957-08-08 | 1958-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-06 | 1961-08-08 | 1962-02-07 | $7700.00 | Window Closed / Lapsed |