US3156099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid distribution elements
Assignee: Individual
•
Filing: 1961-03-10
•
Granted: 1964-11-10
•
Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
- 👤 John J Dailey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:40
CPC Classifications
E; E02; E02B; E02B13/00; Y; Y10; Y10S; Y10S24/00; Y10S24/30; Y10S24/50; Y10S24/51; Y10S24/52; Y10S285/00; Y10S285/921
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
163 words
AN INTERCHANGEABLE FLUME ELEMENT COMPRISING A LENGTH OF PLASTIC MATERIAL FORMED WITH A TROUGH-LIKE CROSSSECTION, ONE END OF SAID ELEMENT HAVING A FIRST INTERLOCKING FORMATION ON ITS UPPER SURFACE, THE OTHER END OF SAID ELEMENT HAVING A SECOND INTERLOCKING FORMATION ON ITS LOWER SURFACE COMPLEMENTARY TO SAID FIRST INTERLOCKING FORMATION, WHEREBY A PLURALITY OF FLUME ELEMENTS MAY BE INTERCHANGEABLY JOINED TOGETHER WITH THEIR CONTIGUOUS PLASTIC SURFACES IN WATER-TIGHT RELATIONSHIP; ONE OF SAID INTERLOCKING FORMATIONS COMPRISING A PLURALITY OF TRANSVERSE RIBS AND A STUD; THE OTHER OF SAID INTERLOCKING FORMATIONS COMPRISING A PLURALITY OF TRANSVERSE GROOVES AND AN APERTURE OF COMPLEMENTARY FORM TO RECEIVE TE RIBS AND STUD RESPECTIVELY, OF THE COMPLEMENTARY INTERLOCKING FORMATION OF ANOTHER OF SAID FLUME ELEMENTS; EACH OF SAID RIBS AND STUD BEING SUBSTANTIALLY BULBOUS IN CROSS-SECTION AND EACH OF SAID GROOVES BEING PROVIDED WITH AN OVERHANGING LIP PORTION WHEREBY A SNAP INTERLOCKING ACTION IS OBTAINED WHEN TWO OF SAID FLUME ELEMENTS ARE JOINED TOGETHER BY THEIR COMPLEMENTARY INTERLOCKING FORMATIONS.
Claim 2
Dependent Claim
163 words
AN INTERCHANGEABLE FLUME ELEMENT COMPRISING A LENGTH OF PLASTIC MATERIAL FORMED WITH A TROUGH-LIKE CROSSSECTION, ONE END OF SAID ELEMENT HAVING A FIRST INTERLOCKING FORMATION ON ITS UPPER SURFACE, THE OTHER END OF SAID ELEMENT HAVING A SECOND INTERLOCKING FORMATION ON ITS LOWER SURFACE COMPLEMENTARY TO SAID FIRST INTERLOCKING FORMATION, WHEREBY A PLURALITY OF FLUME ELEMENTS MAY BE INTERCHANGEABLY JOINED TOGETHER WITH THEIR CONTIGUOUS PLASTIC SURFACES IN WATER-TIGHT RELATIONSHIP; ONE OF SAID INTERLOCKING FORMATIONS COMPRISING A PLURALITY OF TRANSVERSE RIBS AND A STUD; THE OTHER OF SAID INTERLOCKING FORMATIONS COMPRISING A PLURALITY OF TRANSVERSE GROOVES AND AN APERTURE OF COMPLEMENTARY FORM TO RECEIVE TE RIBS AND STUD RESPECTIVELY, OF THE COMPLEMENTARY INTERLOCKING FORMATION OF ANOTHER OF SAID FLUME ELEMENTS; EACH OF SAID RIBS AND STUD BEING SUBSTANTIALLY BULBOUS IN CROSS-SECTION AND EACH OF SAID GROOVES BEING PROVIDED WITH AN OVERHANGING LIP PORTION WHEREBY A SNAP INTERLOCKING ACTION IS OBTAINED WHEN TWO OF SAID FLUME ELEMENTS ARE JOINED TOGETHER BY THEIR COMPLEMENTARY INTERLOCKING FORMATIONS.
References Cited (Backward Citations)
US1699948A
Cited
FR631085A
Cited
US2170671A
Cited
US2620535A
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US2778194A
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US2867877A
Cited
US2823720A
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US2832202A
Cited
US3038205A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-10 | 1968-05-11 | 1968-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-10 | 1972-05-11 | 1972-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-10 | 1976-05-11 | 1976-11-10 | $7700.00 | Window Closed / Lapsed |