US3203352A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple pump assembly
Assignee: Individual
•
Filing: 1963-05-09
•
Granted: 1965-08-31
•
Expires: 1983-05-09
Abstract
No abstract record available.
Inventors
- 👤 Schafranek Gustav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:25
CPC Classifications
F; F04; F04D; F04D1/00; F04D1/06; F04D13/00; F04D13/12; F04D13/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A MULTIPLE PUMP ASSEMBLY COMPRISING AN ELONGATED HOLLOW BASE, A TOP PLATE ON SAID BASE, SAID TOP PLATE HAVING A PLURALITY OF INTAKE OPENINGS AND A PLURALITY OF DISCHARGE OPENINGS, A COMMON INTAKE CONDUIT DISPOSED IN SAID BASE AND COMMUNICATING WITH SAID INTAKE OPENINGS, A COUPLING ON SAID INTAKE CONDUIT AT ONE EEND OF SAID BASE, A COMMON DISCHARGE CONDUIT DISPOSED IN SAID BASE AND COMMUNICATING WITH SAID DISCHARGE OPENINGS, A COUPLING ON SAID DISCHARGE CONDUIT ADJACENT ONE SIDE AND THE OPPOSITE END OF SAID BASE, A PLURALITY OF SEPARATE LIKE PUMP CASINGS DISPOSED IN AXIAL ALIGNMENT, ANN IN-
Claim 2
Dependent Claim
99 words
A MULTIPLE PUMP ASSEMBLY COMPRISING AN ELONGATED HOLLOW BASE, A TOP PLATE ON SAID BASE, SAID TOP PLATE HAVING A PLURALITY OF INTAKE OPENINGS AND A PLURALITY OF DISCHARGE OPENINGS, A COMMON INTAKE CONDUIT DISPOSED IN SAID BASE AND COMMUNICATING WITH SAID INTAKE OPENINGS, A COUPLING ON SAID INTAKE CONDUIT AT ONE EEND OF SAID BASE, A COMMON DISCHARGE CONDUIT DISPOSED IN SAID BASE AND COMMUNICATING WITH SAID DISCHARGE OPENINGS, A COUPLING ON SAID DISCHARGE CONDUIT ADJACENT ONE SIDE AND THE OPPOSITE END OF SAID BASE, A PLURALITY OF SEPARATE LIKE PUMP CASINGS DISPOSED IN AXIAL ALIGNMENT, ANN IN-
References Cited (Backward Citations)
US220108A
Cited
GB191109789A
Cited
FR495178A
Cited
US2054292A
Cited
US3001692A
Cited
US2842060A
Cited
FR1189532A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |