Patent US2729032A successfully refreshed from Google Patents.
US2729032A
Expired / Lapsed
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Glass bending apparatus
Assignee: Libbey Owens Ford Glass Co
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Filing: 1952-12-09
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Granted: 1956-01-03
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Expires: 1972-12-09
Abstract
No abstract record available.
Inventors
- 👤 White Gerald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:05
CPC Classifications
C; C03; C03B; C03B23/00; C03B23/02; C03B23/023; C03B23/025; C03B23/027
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
IN COMBINATION WITH A BENDING MOLD HAVING A SHAPING SURFACE INTO CONFORMITY WITH WHICH A GLASS SHEET IS ADAPTED TO BE BENT, A LOCATOR BLOCK ASSOCIATED WITH SAID MOLD FOR LOCATING AND GUIDING AN EDGE OF SAID SHEET DURING THE BENDING THEREOF, SAID BLOCK COMPRISING A HARD, HEAT RESISTANT CORE, A RESILIENT LAYER ABOUT SAID CORE AND A SHEET EDGE CONTACTING LAYER OF HEAT-CONDUCTING MATERIAL.
Claim 2
Dependent Claim
65 words
IN COMBINATION WITH A BENDING MOLD HAVING A SHAPING SURFACE INTO CONFORMITY WITH WHICH A GLASS SHEET IS ADAPTED TO BE BENT, A LOCATOR BLOCK ASSOCIATED WITH SAID MOLD FOR LOCATING AND GUIDING AN EDGE OF SAID SHEET DURING THE BENDING THEREOF, SAID BLOCK COMPRISING A HARD, HEAT RESISTANT CORE, A RESILIENT LAYER ABOUT SAID CORE AND A SHEET EDGE CONTACTING LAYER OF HEAT-CONDUCTING MATERIAL.
References Cited (Backward Citations)
US2608030A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-02 | 1959-07-04 | 1960-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-02 | 1963-07-04 | 1964-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-02 | 1967-07-04 | 1968-01-03 | $7700.00 | Window Closed / Lapsed |