US3083552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for forming cased glassware
Assignee: Individual
•
Filing: 1959-12-21
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Granted: 1963-04-02
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Expires: 1979-12-21
Abstract
No abstract record available.
Inventors
- 👤 Charles W Carlson
- 👤 Jr Charles W Carlson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:06
CPC Classifications
C; C03; C03B; C03B19/00; C03B19/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
THE METHOD OF FORMING CASED GLASS ARTICLES WHICH COMPRISES PLACING A GATHER OF MOLTEN LASS IN A BOWL-SHAPED MOLD AND SPINNING THE MOLD TO SPREAD THE GLASS ACROSS THE BOTTOM AND UP THE SIDE WALL OF SAID MOLD, TERMINATING SAID SPINNING WHILE THE GLASS STILL FORMS A BOWL-SHAPED ARTICLE HAVING AN IMPERFORATE BOTTOM, PLACING A SECOND GATHER OF MOLTEN GLASS OF A DIFFERENT CHARACTERISTIC IN THE BOTTOM OF SAID BOWL-SHAPED GLASS ARTICLE WHILE THE SAME IS STILL HOT AND SPINNING THE SECOND GATHER TO SPREAD THE
Claim 2
Independent Claim
86 words
THE METHOD OF FORMING CASED GLASS ARTICLES WHICH COMPRISES PLACING A GATHER OF MOLTEN LASS IN A BOWL-SHAPED MOLD AND SPINNING THE MOLD TO SPREAD THE GLASS ACROSS THE BOTTOM AND UP THE SIDE WALL OF SAID MOLD, TERMINATING SAID SPINNING WHILE THE GLASS STILL FORMS A BOWL-SHAPED ARTICLE HAVING AN IMPERFORATE BOTTOM, PLACING A SECOND GATHER OF MOLTEN GLASS OF A DIFFERENT CHARACTERISTIC IN THE BOTTOM OF SAID BOWL-SHAPED GLASS ARTICLE WHILE THE SAME IS STILL HOT AND SPINNING THE SECOND GATHER TO SPREAD THE
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |