US2562292A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass composition
Assignee: OI Glass Inc
•
Filing: 1949-10-26
•
Granted: 1951-07-31
•
Expires: 1969-10-26
Abstract
No abstract record available.
Inventors
- 👤 Harold R Black
- 👤 Lawrence V Gagin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:20
CPC Classifications
C; C03; C03C; C03C3/00; C03C3/04; C03C3/076; C03C3/102; C03C3/105
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
19 words
A GLASS COMPOSITION COMPRISING THE HEATREACTED PRODUCT OF THE FOLLOWING COMPONENT INGREDIENTS BY WEIGHT IS SUBSTANTIALLY THE FOLLOWING PROPORTIONS:
Claim 2
Dependent Claim
19 words
A GLASS COMPOSITION COMPRISING THE HEATREACTED PRODUCT OF THE FOLLOWING COMPONENT INGREDIENTS BY WEIGHT IS SUBSTANTIALLY THE FOLLOWING PROPORTIONS:
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-30 | 1955-01-29 | 1955-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-30 | 1959-01-29 | 1959-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-30 | 1963-01-29 | 1963-07-31 | $7700.00 | Window Closed / Lapsed |