US3381477A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flume
Assignee: Individual
•
Filing: 1964-01-21
•
Granted: 1968-05-07
•
Expires: 1984-01-21
Abstract
No abstract record available.
Inventors
- 👤 Michael J Scales
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:17
CPC Classifications
E; E02; E02B; E02B5/00; E02B5/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
391 words
A FLUME FORMING A DRAINAGE CHANNEL ON A BASE HAVING SLOPED SIDES COMPRISING CENTER PIECES EXTENDING LONGITUDINALLY TO THE CHANNEL AND HAVING TRANSVERSE EDGES AT OPPOSITE ENDS AND SIDE EDGES EXTENDING LONGITUDINALLY, SAID SIDE EDGES OF EACH CENTER PIECE HAVING FLANGES EXTENDING FROM THE LOWER SECTION OF EACH SIDE EDGE TO FORM LONGITUDINAL SIDE NOTCHES EXTENDING THE LENGTH OF EACH CENTER PIECE FOR RECEIVING FLANGES OF AN ADJACENT PIECE, ONE TRANSVERSE EDGE OF EACH CENTER PIECE HAVING AN END FLANGE OVER THE WIDTH OF SAID RESPECTIVE CENTER PIECE AND EXTENDING IN THE LONGITUDINAL DIRECTION FROM THE UPPER SECTION OF THE RESPECTIVE CENTER PIECE AND THE OTHER TRANSVERSE EDGE OF EACH CENTER PIECE HAVING A FLANGE EXTENDING FROM THE LOWER SECTION OF SAID OTHER TRANSVERSE EDGE SIMILARLY TO THE ONE END FLANGE TO FORM OVERLAPPING OF SAID CENTER PIECES, FIRST SIDE PIECES HAVING LONGITUDINAL SIDE EDGES AND TRANSVERSE END EDGES, EACH SIDE EDGE ADJACENT TO SAID CENTER PIECES HAVING A SIDE FLANGE EXTENDING FROM THE UPPER SECTION OF SAID RESPECTIVE SIDE EDGE AND EACH SIDE EDGE OPPOSITE TO SAID CENTER PIECES HAVING A SIDE FLANGE EXTENDING FROM THE LOWER SECTION OF THE RESPECTIVE SIDE EDGE, EACH OF SAID TRANSVERSE END EDGES OF SAID FIRST SIDE PIECES HAVING A FLANGE, SAID FLANGES AT OPPOSITE ENDS OF A RESPECTIVE SIDE PIECE EXTENDING FROM AN UPPER SECTION OF SAID SIDE PIECE AT ONE END AND FROM A LOWER SECTION AT THE OTHER END AND WITH ADJACENT FLANGES OF CONSECUTIVE SIDE PIECES IN OVERLAPPING RELATION AND SECOND SIDE PIECES EACH HAVING LONGITUDINAL SECOND SIDE EDGES WITH EACH SECOND SIDE EDGE ADJACENT TO SAID FIRST SIDE PIECES HAVING A SECOND SIDE FLANGE EXTENDING FROM THE UPPER SECTION THEREOF TOWARDS SAID CENTER PIECES AND OVERLAPPING SAID SIDE FLANGES OF SAID FIRST SIDE PIECES ON SAID SIDE EDGES OPPOSITE TO SAID CENTER PIECES AND EACH OF SAID SECOND SIDE PIECES HAVING END FLANGES AT OPPOSITE ENDS EXTENDING FROM UPPER AND LOWER SECTION OF A RESPECTIVE SECOND SIDE PIECE, SAID END AND SIDE FLANGES OF SAID PIECES FORMING AN ALTERNATE OVERLAPPING OF SAID PIECES TO PERMIT IN COOPERATION WITH SAID FLANGES VERTICAL MOVEMENT OF SAID PIECES, AND A PEG EXTENDING DOWNWARDLY THROUGH EACH RESPECTIVE PIECE TO HOLD AND ANCHOR TO THE BASE SAID RESPECTIVE PIECE IN PLACE TRANSVERSELY TO SAID PEG WHILE PERMITTING MOVEMENT IN THE DIRECTION OF SAID PEG.
Claim 2
Dependent Claim
391 words
A FLUME FORMING A DRAINAGE CHANNEL ON A BASE HAVING SLOPED SIDES COMPRISING CENTER PIECES EXTENDING LONGITUDINALLY TO THE CHANNEL AND HAVING TRANSVERSE EDGES AT OPPOSITE ENDS AND SIDE EDGES EXTENDING LONGITUDINALLY, SAID SIDE EDGES OF EACH CENTER PIECE HAVING FLANGES EXTENDING FROM THE LOWER SECTION OF EACH SIDE EDGE TO FORM LONGITUDINAL SIDE NOTCHES EXTENDING THE LENGTH OF EACH CENTER PIECE FOR RECEIVING FLANGES OF AN ADJACENT PIECE, ONE TRANSVERSE EDGE OF EACH CENTER PIECE HAVING AN END FLANGE OVER THE WIDTH OF SAID RESPECTIVE CENTER PIECE AND EXTENDING IN THE LONGITUDINAL DIRECTION FROM THE UPPER SECTION OF THE RESPECTIVE CENTER PIECE AND THE OTHER TRANSVERSE EDGE OF EACH CENTER PIECE HAVING A FLANGE EXTENDING FROM THE LOWER SECTION OF SAID OTHER TRANSVERSE EDGE SIMILARLY TO THE ONE END FLANGE TO FORM OVERLAPPING OF SAID CENTER PIECES, FIRST SIDE PIECES HAVING LONGITUDINAL SIDE EDGES AND TRANSVERSE END EDGES, EACH SIDE EDGE ADJACENT TO SAID CENTER PIECES HAVING A SIDE FLANGE EXTENDING FROM THE UPPER SECTION OF SAID RESPECTIVE SIDE EDGE AND EACH SIDE EDGE OPPOSITE TO SAID CENTER PIECES HAVING A SIDE FLANGE EXTENDING FROM THE LOWER SECTION OF THE RESPECTIVE SIDE EDGE, EACH OF SAID TRANSVERSE END EDGES OF SAID FIRST SIDE PIECES HAVING A FLANGE, SAID FLANGES AT OPPOSITE ENDS OF A RESPECTIVE SIDE PIECE EXTENDING FROM AN UPPER SECTION OF SAID SIDE PIECE AT ONE END AND FROM A LOWER SECTION AT THE OTHER END AND WITH ADJACENT FLANGES OF CONSECUTIVE SIDE PIECES IN OVERLAPPING RELATION AND SECOND SIDE PIECES EACH HAVING LONGITUDINAL SECOND SIDE EDGES WITH EACH SECOND SIDE EDGE ADJACENT TO SAID FIRST SIDE PIECES HAVING A SECOND SIDE FLANGE EXTENDING FROM THE UPPER SECTION THEREOF TOWARDS SAID CENTER PIECES AND OVERLAPPING SAID SIDE FLANGES OF SAID FIRST SIDE PIECES ON SAID SIDE EDGES OPPOSITE TO SAID CENTER PIECES AND EACH OF SAID SECOND SIDE PIECES HAVING END FLANGES AT OPPOSITE ENDS EXTENDING FROM UPPER AND LOWER SECTION OF A RESPECTIVE SECOND SIDE PIECE, SAID END AND SIDE FLANGES OF SAID PIECES FORMING AN ALTERNATE OVERLAPPING OF SAID PIECES TO PERMIT IN COOPERATION WITH SAID FLANGES VERTICAL MOVEMENT OF SAID PIECES, AND A PEG EXTENDING DOWNWARDLY THROUGH EACH RESPECTIVE PIECE TO HOLD AND ANCHOR TO THE BASE SAID RESPECTIVE PIECE IN PLACE TRANSVERSELY TO SAID PEG WHILE PERMITTING MOVEMENT IN THE DIRECTION OF SAID PEG.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-07 | 1971-11-06 | 1972-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-07 | 1975-11-06 | 1976-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-07 | 1979-11-06 | 1980-05-07 | $7700.00 | Window Closed / Lapsed |