Patent US3351452A successfully refreshed from Google Patents.
US3351452A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for supporting a ribbon of glass on a molten metal bath with glass ribbon heel flow means
Assignee: Pilkington Group Ltd
•
Filing: 1963-11-04
•
Granted: 1967-11-07
•
Expires: 1983-11-04
Abstract
No abstract record available.
Inventors
- 👤 Robinson Albert Sidney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:07
CPC Classifications
C; C03; C03B; C03B18/00; C03B18/02; C03B18/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
96 words
APPARATUS FOR THE MANUFACTURE OF FLAT GLASS IN RIBBON FORM BY ADVANCING THE GLASS ALONG A BATH OF MOLTEN METAL, WHICH COMPRISES AN END WALL ELEMENT AT THE INLET END OF THE BATH, A SPOUT ELEMENT OVERHANGING SAID END WALL AND ARRANGED TO DELIVER GLASS TO THE SURFACE OF SAID BATH FORWARDLY OF SAID END WALL SO THAT PAT OF THE GLASS CNA MOVE FORWARDLY TO FORM PART OF SAID RIBBON AND PART OF THE GLASS CNA MOVE REARWARDLY TO FORM A HEEL, AND A DISTORTION IN AT LEAST ONE OF SAID WALL AND SPOUT ELEMENTS
References Cited (Backward Citations)
US3083551A
Cited
US3264081A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |