US2596694A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass welding method
Assignee: OI Glass Inc
•
Filing: 1950-05-24
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Granted: 1952-05-13
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Expires: 1970-05-24
Abstract
No abstract record available.
Inventors
- 👤 Robert R Kegg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:12
CPC Classifications
C; C03; C03B; C03B23/00; C03B23/20; C03B23/207; C03B23/217; C03B23/24; C03C; C03C23/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
THE METHOD OF WELDING TOGETHER GLASS PARTS WHICH COMPRISES HEATING PREDETERMINED SURFACE PORTIONS OF SAID PARTS TO A WELDING TEMPERATURE BY THE APPLICATION OF LOCALIZED HEAT, APPLYING SULPHUR DIOXIDE GAS TO SAID SURFACE PORTIONS DURING
Claim 2
Independent Claim
35 words
THE METHOD OF WELDING TOGETHER GLASS PARTS WHICH COMPRISES HEATING PREDETERMINED SURFACE PORTIONS OF SAID PARTS TO A WELDING TEMPERATURE BY THE APPLICATION OF LOCALIZED HEAT, APPLYING SULPHUR DIOXIDE GAS TO SAID SURFACE PORTIONS DURING
References Cited (Backward Citations)
US2238153A
Cited
US2241511A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-13 | 1955-11-12 | 1956-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-13 | 1959-11-12 | 1960-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-13 | 1963-11-12 | 1964-05-13 | $7700.00 | Window Closed / Lapsed |