US3434817A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Increasing the strength of glass by overglazing
Assignee: Continental Can Co Inc
•
Filing: 1965-09-03
•
Granted: 1969-03-25
•
Expires: 1985-09-03
Abstract
No abstract record available.
Inventors
- 👤 James J Hazdra
- 👤 David Sonnleitner
- 👤 Wayne E Wesolowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 03:47
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USRE25791E
Cited
US1547715A
Cited
US1960121A
Cited
US2238777A
Cited
US2305683A
Cited
US2998675A
Cited
US3249466A
Cited
US3228548A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |