US3098413A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Concrete pavement laying machine with grooving mechanism
Assignee: Guntert and Zimmerman Construction Div Inc
•
Filing: 1960-05-09
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Granted: 1963-07-23
•
Expires: 1980-05-09
Abstract
No abstract record available.
Inventors
- 👤 Ronald M Guntert
- 👤 Wilbur F Earley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:16
CPC Classifications
E; E01; E01C; E01C23/00; E01C23/02; E01C23/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
IN A CONCRETE PAVEMENT LAYING MACHINE ADAPTED FOR CONTINUOUS ADVANCE, A TRANSVERSE CONCRETE GROOVING BLADE, MEANS MOUNTING THE BLADE ON THE MACHINE FOR VERTICAL MOVEMENT AND INCLUDING TWO-WAY HYDRAULIC RAMS TO FORCE THE BLADE INTO THE CONCRETE FROM A PREDETERMINED RAISED POSITION AND TO THEN RAISE THE BLADE FROM THE CONCRETE BACK TO SUCH POSITION, A FLUID PRESSURE SYSTEM IN WHICH
Claim 2
Dependent Claim
61 words
IN A CONCRETE PAVEMENT LAYING MACHINE ADAPTED FOR CONTINUOUS ADVANCE, A TRANSVERSE CONCRETE GROOVING BLADE, MEANS MOUNTING THE BLADE ON THE MACHINE FOR VERTICAL MOVEMENT AND INCLUDING TWO-WAY HYDRAULIC RAMS TO FORCE THE BLADE INTO THE CONCRETE FROM A PREDETERMINED RAISED POSITION AND TO THEN RAISE THE BLADE FROM THE CONCRETE BACK TO SUCH POSITION, A FLUID PRESSURE SYSTEM IN WHICH
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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) | 1966-07-22 | 1967-01-21 | 1967-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-22 | 1971-01-21 | 1971-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-22 | 1975-01-21 | 1975-07-23 | $7700.00 | Window Closed / Lapsed |