US3270632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for fluxing asphalt surfaces
Assignee: Individual
•
Filing: 1963-05-20
•
Granted: 1966-09-06
•
Expires: 1983-05-20
Abstract
No abstract record available.
Inventors
- 👤 Donald L Schultz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:26
CPC Classifications
E; E01; E01C; E01C23/00; E01C23/06; E01C23/08; E01C23/082; E01C23/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
THE METHOD OF REMOVING HUMPS FROM ASPHALT PAVEMENT COMPRISING, POSITIONING HIGH CAPACITY BURNER MEANS IN VISUALLY OBSERVABLE CLOSE PROXIMITY TO THE PAVEMENT, DIRECTLY A FLAME FROM THE BURNER MEANS ONTO THE PAVEMENT PORTION TO BE REMOVED, SAID BURNER MEANS BEING UNSHIELDED WHEREBY AN OPERATOR REMOTE FROM THE HIGH HEAT ZONE OBSERVES DISCOLORATION IN THE SURFACE TO CONTROL THE APPLICATION OF HEAT IN ACCORDANCE WITH PREDETERMINED COLOR CHANGE UNTIL A PORTION OF ONE OF THE CONSTITUENTS OF THE PAVEMENT PORTION TO BE REMOVED IGNITES, REMOVING THE BURNER MEANS FOR CLOSE PROXIMITY TO THE PAVEMENT, AND SCRAPING THE HEATED AREA TO REMOVE THE HUMP FROM THE PAVEMENT.
Claim 2
Independent Claim
105 words
THE METHOD OF REMOVING HUMPS FROM ASPHALT PAVEMENT COMPRISING, POSITIONING HIGH CAPACITY BURNER MEANS IN VISUALLY OBSERVABLE CLOSE PROXIMITY TO THE PAVEMENT, DIRECTLY A FLAME FROM THE BURNER MEANS ONTO THE PAVEMENT PORTION TO BE REMOVED, SAID BURNER MEANS BEING UNSHIELDED WHEREBY AN OPERATOR REMOTE FROM THE HIGH HEAT ZONE OBSERVES DISCOLORATION IN THE SURFACE TO CONTROL THE APPLICATION OF HEAT IN ACCORDANCE WITH PREDETERMINED COLOR CHANGE UNTIL A PORTION OF ONE OF THE CONSTITUENTS OF THE PAVEMENT PORTION TO BE REMOVED IGNITES, REMOVING THE BURNER MEANS FOR CLOSE PROXIMITY TO THE PAVEMENT, AND SCRAPING THE HEATED AREA TO REMOVE THE HUMP FROM THE PAVEMENT.
References Cited (Backward Citations)
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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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |