US3176441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for surfacing glass
Assignee: Libbey Owens Ford Glass Co
•
Filing: 1963-06-26
•
Granted: 1965-04-06
•
Expires: 1983-06-26
Abstract
No abstract record available.
Inventors
- 👤 Emmett L Walters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:54
CPC Classifications
B; B24; B24B; B24B7/00; B24B7/20; B24B7/22; B24B7/24; B24B7/247
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
IN A METHOD OF POLISHING A SURFACE OF A CONTINUOUS GLASS RIBBON MOVING RELATIVE TO A SURFACING TOOL, THE WORKING FACE OF SAID TOOL INCLUDING A SURFACING RUNNER HAVING A PLURALITY OF INDIVIDUALLY MOVABLE SECTIONS, THE STEPS OF PRESSING THE SURFACE RUNNER INTO POLISHING ENGAGEMENT WITH SAID GLASS RIBBON SURFACE, PERIODICALLY FEEDING A FLUID POLISHING MEDIUM INTERIORLY OF AT LEAST ONE OF SAID SECTIONS, AND SUBSTANTIALLY SIMULTANEOUSLY WITH SAID FEEDING DISENGAGING ANY SAID SECTION BEING FED FROM THE GLASS SURFACE WHEREBY SAID FLUID POLISHING MEDIUM COMES INTO CONTACT WITH THAT PORTION OF THE GLASS RIBBN IMMEDIATELY ADJACENT ANY DISENGAGED RUNNER SECTION.
Claim 2
Dependent Claim
101 words
IN A METHOD OF POLISHING A SURFACE OF A CONTINUOUS GLASS RIBBON MOVING RELATIVE TO A SURFACING TOOL, THE WORKING FACE OF SAID TOOL INCLUDING A SURFACING RUNNER HAVING A PLURALITY OF INDIVIDUALLY MOVABLE SECTIONS, THE STEPS OF PRESSING THE SURFACE RUNNER INTO POLISHING ENGAGEMENT WITH SAID GLASS RIBBON SURFACE, PERIODICALLY FEEDING A FLUID POLISHING MEDIUM INTERIORLY OF AT LEAST ONE OF SAID SECTIONS, AND SUBSTANTIALLY SIMULTANEOUSLY WITH SAID FEEDING DISENGAGING ANY SAID SECTION BEING FED FROM THE GLASS SURFACE WHEREBY SAID FLUID POLISHING MEDIUM COMES INTO CONTACT WITH THAT PORTION OF THE GLASS RIBBN IMMEDIATELY ADJACENT ANY DISENGAGED RUNNER SECTION.
References Cited (Backward Citations)
US2910813A
Cited
US2780038A
Cited
US2882650A
Cited
US2859565A
Cited
US2935823A
Cited
US2937480A
Cited
US2945330A
Cited
US2984051A
Cited
US3036410A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |