US3143975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cantilevered work carriers for conveyor systems
Assignee: Individual
•
Filing: 1962-09-05
•
Granted: 1964-08-11
•
Expires: 1982-09-05
Abstract
No abstract record available.
Inventors
- 👤 Harold G Abbey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:11
CPC Classifications
B; B65; B65G; B65G49/00; B65G49/02; B65G49/04; B65G49/0409; B65G49/0436; B65G49/0472; B65G49/0477; B65G49/0481; B65G49/049
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A CONVEYOR STRUCTURE COMPRISING A TRACK CONSTITUTED BY A PAIR OF PARALLEL CHANNEL MEMBERS HAVING HORIZONTALLY EXTENDING LOWER AND UPPER FLANGES, CARRIERS MOVABLE ALONG SAID TRACK AND PROVIDED WITH TWO SETS OF WHEELS EACH RIDING IN A RESPECTIVE CHANNEL MEMBER, EACH CARRIER INCLUDING A CANTILEVER ARM AND MEANS TO SUSPEND A WORK LOAD
Claim 2
Dependent Claim
53 words
A CONVEYOR STRUCTURE COMPRISING A TRACK CONSTITUTED BY A PAIR OF PARALLEL CHANNEL MEMBERS HAVING HORIZONTALLY EXTENDING LOWER AND UPPER FLANGES, CARRIERS MOVABLE ALONG SAID TRACK AND PROVIDED WITH TWO SETS OF WHEELS EACH RIDING IN A RESPECTIVE CHANNEL MEMBER, EACH CARRIER INCLUDING A CANTILEVER ARM AND MEANS TO SUSPEND A WORK LOAD
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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) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |