US3087394A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paving machine
Assignee: Individual
•
Filing: 1956-08-30
•
Granted: 1963-04-30
•
Expires: 1976-08-30
Abstract
No abstract record available.
Inventors
- 👤 Ralph G Barnes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:01
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/22; E01C19/30; E01C19/34; E01C19/40; E01C19/405
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
64 words
PAVING APPARATUS INCLUDING A MOBILE CARRIAGE, A SUB FRAME ASSEMBLY RESILIENTLY SUSPENDED FROM THE CARRIAGE, MEANS FOR RESILIENTLY SUPPORTING THE SUB FRAME ASSEMBLY UNDER THE CARRIAGE, SAID SUB FRAME ASSEMBLY HAVING FORWARDLY DIRECTED RIGID BRACKETS FIXEDLY ATTACHED THERETO, RESILIENT MEANS MOUNTED UPON THE FORWARD PORTIONS OF THE BRACKETS, VIBRATORY MEANS ATTACHED TO SAID RESILIENT MEANS TO VIBRATE THE SUB FRAME ASSEMBLY, AN L-SHAPED FINAL
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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) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |