US3230842A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for applying road markers
Assignee: Weyerhaeuser Co
•
Filing: 1962-01-29
•
Granted: 1966-01-25
•
Expires: 1982-01-29
Abstract
No abstract record available.
Inventors
- 👤 Eric B Denton
- 👤 Norman J Sheeran
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:02
CPC Classifications
E; E01; E01C; E01C23/00; E01C23/16; E01C23/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A PROCESS FOR APPLYING TRAFFIC MARKERS TO ROADWAY SURFACES, COMPRISING (A) HEATING A SUPPLY OF MARKERS TO BE APPLIED TO THE ROADWAY SURFACE IN A HIGH BOILING POLYGLYCOL LIQUID MAINTAINED AT A TEMPERATURE OF ABOUT 275* F., UNTIL SAID MARKERS ARE APPROXIMATELY THE TEMPERATURE OF SAID LIQUID, (B) HEATING THE APPLICATION AREA OF THE ROADWAY SURFACE (C) APPLYING A THERMOSETTING ADHESIVE TO SAID AREA (D) APPLYING SAID HEATED MARKERS TO SAID ADHESIVE (E) ALLOWING SAID ADHESIVE TO CURE AND HARDEN TO COMPLETE THE BONDING OF SAID MARKERS TO SAID AREA.
Claim 2
Dependent Claim
90 words
A PROCESS FOR APPLYING TRAFFIC MARKERS TO ROADWAY SURFACES, COMPRISING (A) HEATING A SUPPLY OF MARKERS TO BE APPLIED TO THE ROADWAY SURFACE IN A HIGH BOILING POLYGLYCOL LIQUID MAINTAINED AT A TEMPERATURE OF ABOUT 275* F., UNTIL SAID MARKERS ARE APPROXIMATELY THE TEMPERATURE OF SAID LIQUID, (B) HEATING THE APPLICATION AREA OF THE ROADWAY SURFACE (C) APPLYING A THERMOSETTING ADHESIVE TO SAID AREA (D) APPLYING SAID HEATED MARKERS TO SAID ADHESIVE (E) ALLOWING SAID ADHESIVE TO CURE AND HARDEN TO COMPLETE THE BONDING OF SAID MARKERS TO SAID AREA.
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) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |