US3147714A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elevated track and structure for supporting a coach for movement therealong
Assignee: Alwac International Inc
•
Filing: 1957-12-26
•
Granted: 1964-09-08
•
Expires: 1977-12-26
Abstract
No abstract record available.
Inventors
- 👤 Weldon F Appelt
- 👤 Felix A Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:47
CPC Classifications
E; E01; E01B; E01B25/00; E01B25/08; E01B25/10; B; B61; B61B; B61B13/00; B61B13/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
AN ELEVATED MONORAIL TRACK CONSTRUCTION FOR ACCOMMODATING THE MOVEMENT OF A COACH THEREALONG COMPRISING, AN ELONGATED CENTRAL BEAM ASSEMBLY HAVING UPPER AND LOWER EDGES, LATERALLY EXTENDING PORTIONS FORMED INTEGRALLY WITH SAID BEAM ASSEMBLY ADJACENT THE LOWER EDGE THEREOF, SAID LATERAL EXTENSIONS HAVING UPWARDLY FACING SURFACES THEREON WHICH SLOPE DOWNWARDLY AND OUTWARDLY FROM SAID BEAM TO PROVIDE RUNNING SURFACES FOR SAID COACH, AN I-BEAM MEMBER SECURED TO SAID BEAM ASSEMBLY AT THE UPPER EDGE THEREOF TO PROVIDE ADDITIONAL RUNNING SURFACES, AND MEANS FOR CONNECTING ADJACENT SECTIONS OF TRACK TOGETHER TO ACCOMMODATE RELATIVE LONGITUDINAL MOVEMENT THEREBETWEEN, SAID LAST NAMED MEANS INCLUDING PROJECTIONS IN ONE SECTION OF TRACK, AND OPENINGS ON AN ADJACENT SECTION OF TRACK FOR TELESCOPICALLY RECEIVING SAID PROJECTIONS OF AN ADJACENT SECTION.
Claim 2
Dependent Claim
122 words
AN ELEVATED MONORAIL TRACK CONSTRUCTION FOR ACCOMMODATING THE MOVEMENT OF A COACH THEREALONG COMPRISING, AN ELONGATED CENTRAL BEAM ASSEMBLY HAVING UPPER AND LOWER EDGES, LATERALLY EXTENDING PORTIONS FORMED INTEGRALLY WITH SAID BEAM ASSEMBLY ADJACENT THE LOWER EDGE THEREOF, SAID LATERAL EXTENSIONS HAVING UPWARDLY FACING SURFACES THEREON WHICH SLOPE DOWNWARDLY AND OUTWARDLY FROM SAID BEAM TO PROVIDE RUNNING SURFACES FOR SAID COACH, AN I-BEAM MEMBER SECURED TO SAID BEAM ASSEMBLY AT THE UPPER EDGE THEREOF TO PROVIDE ADDITIONAL RUNNING SURFACES, AND MEANS FOR CONNECTING ADJACENT SECTIONS OF TRACK TOGETHER TO ACCOMMODATE RELATIVE LONGITUDINAL MOVEMENT THEREBETWEEN, SAID LAST NAMED MEANS INCLUDING PROJECTIONS IN ONE SECTION OF TRACK, AND OPENINGS ON AN ADJACENT SECTION OF TRACK FOR TELESCOPICALLY RECEIVING SAID PROJECTIONS OF AN ADJACENT SECTION.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |