US2478151A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass batch composition
Assignee: NORBERT S GARBISCH
•
Filing: 1943-12-23
•
Granted: 1949-08-02
•
Expires: 1963-12-23
Abstract
No abstract record available.
Inventors
- 👤 George J Bair
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:16
CPC Classifications
C; C03; C03C; C03C1/00; C03C1/02; C03C4/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189902921A
Cited
US2084328A
Cited
GB472027A
Cited
US2220750A
Cited
US2245473A
Cited
US2313566A
Cited
US2366473A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-01 | 1953-01-31 | 1953-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-01 | 1957-01-31 | 1957-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-01 | 1961-01-31 | 1961-08-02 | $7700.00 | Window Closed / Lapsed |