US2748044A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyr belting
Assignee: Main Products Corp
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Filing: 1954-01-05
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Granted: 1956-05-29
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Expires: 1974-01-05
Abstract
No abstract record available.
Inventors
- 👤 Arthur J Seiler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:02
CPC Classifications
B; B65; B65G; B65G15/00; B65G15/30; B65G15/48; B65G15/32; B65G15/34; B65G15/36; B65G2201/00; B65G2201/06; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/2419; Y10T428/24198; Y10T428/24479; Y10T428/24612; Y10T428/31504; Y10T428/31678; Y10T428/31707
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
AS A NEW PRODUCT OF MANUFACTURE, BELTING COMPRISING A CORE STRIP OF THIN FLEXIBLE SHEET METAL; AND A SURROUNDING SHEATHING COMPOSED OF SEVERAL LONGITUDINALLYEXTENDING STRIPS OF RUBBER, AT LEAST ONE OF SAID RUBBER STRIPS HAVING PORTIONS SURROUNDING THE LENGTHWISE EDGES OF THE CORE STRIP AND BONDED IN MARGINALLY LAPPING RELATION TO AT LEAST ONE OF THE OTHER RUBBER STRIPS.
Claim 2
Dependent Claim
59 words
AS A NEW PRODUCT OF MANUFACTURE, BELTING COMPRISING A CORE STRIP OF THIN FLEXIBLE SHEET METAL; AND A SURROUNDING SHEATHING COMPOSED OF SEVERAL LONGITUDINALLYEXTENDING STRIPS OF RUBBER, AT LEAST ONE OF SAID RUBBER STRIPS HAVING PORTIONS SURROUNDING THE LENGTHWISE EDGES OF THE CORE STRIP AND BONDED IN MARGINALLY LAPPING RELATION TO AT LEAST ONE OF THE OTHER RUBBER STRIPS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |