US3224348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibrating screed
Assignee: Individual
•
Filing: 1962-05-09
•
Granted: 1965-12-21
•
Expires: 1982-05-09
Abstract
No abstract record available.
Inventors
- 👤 Hamilton J Maginniss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:43
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/22; E01C19/30; E01C19/34; E01C19/40; E04; E04G; E04G21/00; E04G21/02; E04G21/06; E04G21/063; E04G21/066
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
129 words
A SCREED MACHINE COMPRISING, SPACED APART, PARALLEL, INDIVIDUAL DOLLIES, A TRANSVERSE BEAM EXTENDING BETWEEN SAID DOLLIES, CONNECTING MEANS FOR FASTENING SAID TRANSVERSE BEAM TO EACH OF SAID DOLLIES, SAID CONNECTING MEANS ADAPTED TO LOOSELY FASTEN SAID TRANSVERSE BEAM TOP SAID DOLLIES IN A HORIZONTAL PLANE AND SIMULTANEOUSLY ASSURE THE LATERAL STABILITY OF SAID DOLLIES, TANDEM SCREED BOARDS EXTENDING TRANSVERSELY BETWEEN SAID DOLLIES, VIBRATING MEANS MOUNTED ON EACH OF SAID SCREED BOARDS FOR INDIVIDUALLY VIBRATING EACH OF SAID SCREED BOARDS, GRIP MEANS SECURELY HOLDING EACH OF SAID SCREED BOARDS IN PROXIMITY TO EACH OF SAID DOLLIES, A FLOATING PLATE ATTACHED TO EACH SAID GRIP MEANS AND MOVABLE WITH RESPECT THERETO ALONG THE AXIS OF SAID SCREED BOARDS, RESILIENT MEANS CONNECTING EACH FLOATING PLATE TO ITS RESPECTIVE DOLLY, MEANS FOR INDI-
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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) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |