Patent US3174258A successfully refreshed from Google Patents.
US3174258A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass polishing tool
Assignee: MARINE MIDLAND BANK NA
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Filing: 1962-12-24
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Granted: 1965-03-23
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Expires: 1982-12-24
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Kenny
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:55
CPC Classifications
B; B24; B24D; B24D13/00; B24D13/14; B24D13/147; B24D9/00; B24D9/08; B24D9/085
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
IN A GLASS POLISHING MACHINE, A CYLINDRICAL POLISHING HEAD OF METAL HAVING A SPINDLE INTEGRALLY ATTACHED THERETO, SAID HEAD BEING RELATIVELY THICK SO AS TO PROVIDE A RELATIVELY WIDE AXIALLY EXTENDING, PERIPHERAL EDGE SURFACE; A CAP-SHAPED NON-METALLIC MEMBER REMOVABLY ATTACHED TO SAID METAL HEAD INCLUDING A RELATIVELY THIN CIRCULAR, DISKLIKE PORTION HAVING AN INTEGRAL UPSTANDING PERIPHERAL WALL COMPLETELY SURROUNDING SAID CIRCULAR PORTION AND ADAPTED TO MATE WITH WITH THE AXIALLY EXTENDING PERIPHERAL EDGE SURFACE OF SAID HEAD; SAID CAP BEING MOLDED FROM A SEMI-RIGID PLASTIC SELECTED FROM THE GROUP, CONSISTING OF POLYETHELENE, STYRENE POLYMERS AND COPOLYMERS, VINYLS, ACRYLICS AND CELLULOSICS; A FELT POLISHING PAD SUBSTANTIALLY THICKER THAN THAT OF SAID THIN DISK-LIKE PORTION ADHESIVELY
Claim 2
Dependent Claim
114 words
IN A GLASS POLISHING MACHINE, A CYLINDRICAL POLISHING HEAD OF METAL HAVING A SPINDLE INTEGRALLY ATTACHED THERETO, SAID HEAD BEING RELATIVELY THICK SO AS TO PROVIDE A RELATIVELY WIDE AXIALLY EXTENDING, PERIPHERAL EDGE SURFACE; A CAP-SHAPED NON-METALLIC MEMBER REMOVABLY ATTACHED TO SAID METAL HEAD INCLUDING A RELATIVELY THIN CIRCULAR, DISKLIKE PORTION HAVING AN INTEGRAL UPSTANDING PERIPHERAL WALL COMPLETELY SURROUNDING SAID CIRCULAR PORTION AND ADAPTED TO MATE WITH WITH THE AXIALLY EXTENDING PERIPHERAL EDGE SURFACE OF SAID HEAD; SAID CAP BEING MOLDED FROM A SEMI-RIGID PLASTIC SELECTED FROM THE GROUP, CONSISTING OF POLYETHELENE, STYRENE POLYMERS AND COPOLYMERS, VINYLS, ACRYLICS AND CELLULOSICS; A FELT POLISHING PAD SUBSTANTIALLY THICKER THAN THAT OF SAID THIN DISK-LIKE PORTION ADHESIVELY
References Cited (Backward Citations)
US3041798A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-22 | 1968-09-21 | 1969-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-22 | 1972-09-21 | 1973-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-22 | 1976-09-21 | 1977-03-23 | $7700.00 | Window Closed / Lapsed |