US2664104A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valved coupling for milking system
Assignee: Individual
•
Filing: 1949-01-29
•
Granted: 1953-12-29
•
Expires: 1969-01-29
Abstract
No abstract record available.
Inventors
- 👤 Austin E Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:44
CPC Classifications
A; A01; A01J; A01J5/00; A01J5/04; A01J5/044; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87917; Y10T137/87925; Y10T137/87965
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US372947A
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US1130679A
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US1178978A
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US1188969A
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US1522369A
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US2174503A
Cited
US2288565A
Cited
US2367188A
Cited
US2451456A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-28 | 1957-06-29 | 1957-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-28 | 1961-06-29 | 1961-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-28 | 1965-06-29 | 1965-12-29 | $7700.00 | Window Closed / Lapsed |