US3524738A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surface stressed mineral formed glass and method
Assignee: OI Glass Inc
•
Filing: 1965-12-07
•
Granted: 1970-08-18
•
Expires: 1985-12-07
Abstract
No abstract record available.
Inventors
- 👤 Everett F Grubb
- 👤 Erwin C Hagedorn
- 👤 Joseph R Monks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:13
CPC Classifications
C; C03; C03C; C03C1/00; C03C3/00; C03C3/04; C03C3/076; C03C3/083; C03C3/085; C03C3/087
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
CA707705A
Cited
US2779136A
Cited
US3146114A
Cited
US3170780A
Cited
US3282770A
Cited
US3287200A
Cited
US3365314A
Cited
US3313609A
Cited
US3408213A
Cited
NL6411555A
Cited
NL6501168A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-17 | 1974-02-16 | 1974-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-17 | 1978-02-16 | 1978-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-17 | 1982-02-16 | 1982-08-18 | $7700.00 | Window Closed / Lapsed |