US3283676A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cement finishing machine
Assignee: Individual
•
Filing: 1963-12-23
•
Granted: 1966-11-08
•
Expires: 1983-12-23
Abstract
No abstract record available.
Inventors
- 👤 Russell G Sumter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:30
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/22; E01C19/30; E01C19/34; E01C19/40; E01C19/407
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
IN A CONCRETE FINISHING MACHINE: A BASE MEMBER HAVING A SUBSTANTIALLY SMOOTH LOWER SURFACE; A PLURALITY OF SPACED DISCS ROTATABLY POSITIONED ALONG ONE EDGE OF SAID BASE MEMBER AND EXTENDING BELOW THE LOWER SURFACE THEREOF; AND VIBRATOR MEANS OPEABLE CONNECTED WITH SAID BASE MEMBER AND ADAPTED TO IMPART VIBRATIONS TO SAID BASE MEMBER AND DISCS.
Claim 2
Dependent Claim
55 words
IN A CONCRETE FINISHING MACHINE: A BASE MEMBER HAVING A SUBSTANTIALLY SMOOTH LOWER SURFACE; A PLURALITY OF SPACED DISCS ROTATABLY POSITIONED ALONG ONE EDGE OF SAID BASE MEMBER AND EXTENDING BELOW THE LOWER SURFACE THEREOF; AND VIBRATOR MEANS OPEABLE CONNECTED WITH SAID BASE MEMBER AND ADAPTED TO IMPART VIBRATIONS TO SAID BASE MEMBER AND DISCS.
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) | 1969-11-07 | 1970-05-09 | 1970-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-07 | 1974-05-09 | 1974-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-07 | 1978-05-09 | 1978-11-08 | $7700.00 | Window Closed / Lapsed |