Patent US3137241A successfully refreshed from Google Patents.
US3137241A
Expired / Lapsed
US
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Proportioning pump
Assignee: Bayer Corp
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Filing: 1962-01-25
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Granted: 1964-06-16
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Expires: 1982-01-25
Abstract
No abstract record available.
Inventors
- 👤 Isreeli Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:05
CPC Classifications
F; F04; F04B; F04B43/00; F04B43/12; F04B43/1223; H; H01; H01R; H01R11/00; H01R11/11; H01R11/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
A PUMP, COMPRISING: (A) A PLURALITY OF RESILIENTLY FLEXIBLE TUBES AND A PLATEN FOR SUPPORTING SAID TUBES POSITIONED ON SAID PLATEN IN SIDE-BY-SIDE RELATION, (B) MEANS OPERABLE IN COOPERATION WITH SAID PLATEN AND MOVABLE PROGRESSIVELY ALONG THE LENGTHS OF SAID TUBES FOR SIMULTANEOUSLY COMPRESSING THEM FOR THE PUMPING OPERATIONS, (C) MEANS SPACED FROM EACH OTHER IN THE LONGITUDINAL DIRECTION OF SAID TUBES FOR HOLDING SAID TUBES IN POSITION ON SAID PLATEN, (D) EACH OF SAID HOLDING MEANS COMPRISING A MEMBER HAVING AN INTERMEDIATE PART AND A SERIES OF LONGITUDINALLY EXTENDING GROOVES POSITIONED LATERALLY OF EACH OTHER IN SIDE-BY-SIDE RELATION ABOVE SAID INTERMEDIATE PART FOR POSITIONING SOME OF SAID TUBES THEREIN, AND (E) EACH OF SAID MEMBERS HAVING ANOTHER SERIES OF LONGITUDINALLY EXTENDING GROOVES POSITIONED BELOW SAID INTERMEDIATE PART AND POSITIONED LATERALLY OF EACH OTHER IN SIDE-BY-SIDE RELATION FOR POSITIONING OTHERS OF SAID TUBES THEREIN.
Claim 2
Dependent Claim
144 words
A PUMP, COMPRISING: (A) A PLURALITY OF RESILIENTLY FLEXIBLE TUBES AND A PLATEN FOR SUPPORTING SAID TUBES POSITIONED ON SAID PLATEN IN SIDE-BY-SIDE RELATION, (B) MEANS OPERABLE IN COOPERATION WITH SAID PLATEN AND MOVABLE PROGRESSIVELY ALONG THE LENGTHS OF SAID TUBES FOR SIMULTANEOUSLY COMPRESSING THEM FOR THE PUMPING OPERATIONS, (C) MEANS SPACED FROM EACH OTHER IN THE LONGITUDINAL DIRECTION OF SAID TUBES FOR HOLDING SAID TUBES IN POSITION ON SAID PLATEN, (D) EACH OF SAID HOLDING MEANS COMPRISING A MEMBER HAVING AN INTERMEDIATE PART AND A SERIES OF LONGITUDINALLY EXTENDING GROOVES POSITIONED LATERALLY OF EACH OTHER IN SIDE-BY-SIDE RELATION ABOVE SAID INTERMEDIATE PART FOR POSITIONING SOME OF SAID TUBES THEREIN, AND (E) EACH OF SAID MEMBERS HAVING ANOTHER SERIES OF LONGITUDINALLY EXTENDING GROOVES POSITIONED BELOW SAID INTERMEDIATE PART AND POSITIONED LATERALLY OF EACH OTHER IN SIDE-BY-SIDE RELATION FOR POSITIONING OTHERS OF SAID TUBES THEREIN.
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) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |