Patent US1971676A successfully refreshed from Google Patents.
US3158136A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Milking machine teat cup
Assignee: Golay and Co Inc
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Filing: 1963-05-01
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Granted: 1964-11-24
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Expires: 1983-05-01
Abstract
No abstract record available.
Inventors
- 👤 Paul R George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:06
CPC Classifications
A; A01; A01J; A01J5/00; A01J5/04; A01J5/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
A MILKING MACHINE TEAT CUP COMPRISING A RIGID SHELL HAVING AN UPPER END OPENING SUBSTANTIALLY CIRCULAR IN CONTOUR, AND AN OPPOSITE LOWER END CIRCULAR OPENING OF LESSER DIAMETER THAN THAT OF THE UPPER END; AN INTERNAL PASSAGEWAY HAVING A WALL MERGING FROM SAID CIRCULAR OPENING INTO AN ELLIPTICAL CONTOUR DECREASING BY TRANSVERSE, MINOR AXIS LENGTHS TO A SHELL ZONE SPACED FROM SAID UPPER END, THE ELLIPTICAL WALL CONTOUR CONTINUING WITH A FIXED MINOR AXIS LENGTH FROM SAID ZONE TO SAID OPPOSITE END; A SLOT LATERALLY EXTENDING FROM SAID PASSAGEWAY WALL CENTERED APPROXIMATELY ON SAID MINOR AXIS AND EXTENDING APPROXIMATELY THROUGHOUT THE LENGTH OF SAID PASSAGEWAY; AND AN AIR CONDUCTING MEMBER CARRIED BY THE SHELL ADJACENT SAID OPPOSITE END AND HAVING A PASSAGEWAY THERETHROUGH OPENING INTO SAID SLOT; AND AN INFLATION HAVING ONE END PORTION FITTING SNUGLY OVER SAID SHELL UPPER END;
Claim 2
Dependent Claim
141 words
A MILKING MACHINE TEAT CUP COMPRISING A RIGID SHELL HAVING AN UPPER END OPENING SUBSTANTIALLY CIRCULAR IN CONTOUR, AND AN OPPOSITE LOWER END CIRCULAR OPENING OF LESSER DIAMETER THAN THAT OF THE UPPER END; AN INTERNAL PASSAGEWAY HAVING A WALL MERGING FROM SAID CIRCULAR OPENING INTO AN ELLIPTICAL CONTOUR DECREASING BY TRANSVERSE, MINOR AXIS LENGTHS TO A SHELL ZONE SPACED FROM SAID UPPER END, THE ELLIPTICAL WALL CONTOUR CONTINUING WITH A FIXED MINOR AXIS LENGTH FROM SAID ZONE TO SAID OPPOSITE END; A SLOT LATERALLY EXTENDING FROM SAID PASSAGEWAY WALL CENTERED APPROXIMATELY ON SAID MINOR AXIS AND EXTENDING APPROXIMATELY THROUGHOUT THE LENGTH OF SAID PASSAGEWAY; AND AN AIR CONDUCTING MEMBER CARRIED BY THE SHELL ADJACENT SAID OPPOSITE END AND HAVING A PASSAGEWAY THERETHROUGH OPENING INTO SAID SLOT; AND AN INFLATION HAVING ONE END PORTION FITTING SNUGLY OVER SAID SHELL UPPER END;
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) | 1967-11-24 | 1968-05-25 | 1968-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-24 | 1972-05-25 | 1972-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-24 | 1976-05-25 | 1976-11-24 | $7700.00 | Window Closed / Lapsed |