Patent US2160365A successfully refreshed from Google Patents.
US3264702A
Expired / Lapsed
US
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Machine for molding concrete blocks
Assignee: CLANTON
•
Filing: 1964-03-23
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Granted: 1966-08-09
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Expires: 1984-03-23
Abstract
No abstract record available.
Inventors
- 👤 Raymond W Clanton
- 👤 Charles W Howe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 03:20
CPC Classifications
B; B28; B28B; B28B3/00; B28B3/02; B28B3/022
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
73 words
IN A MACHINE FOR MOLDING CONCRETE BLOCKS AND THE LIKE, A FRAME, A PAIR OF ELONGATED, VERTICALLY DISPOSED GUIDE MEMBERS MOUNTED ON SAID FRAME IN PARALLEL, LATERALLY SPACED RELATION FOR LIMITED VERTICAL MOVEMENT, MEANS CONNECTING SAID GUIDE MEMBER TO FORM A UNITARY STRUCTURE, MEANS FOR RISING AND LOWERING SAID GUIDE MEMBERS AS A UNIT, A MOLD MOUNTNED ON SAID FRAME, A HEAD BEAM MOUNTED ON SAID GUIDE MEMBERS ABOVE SAID MOLD FOR VERTICAL
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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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |