US2981968A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closure and ball applicator assembly
Assignee: OI Glass Inc
•
Filing: 1959-04-23
•
Granted: 1961-05-02
•
Expires: 1979-04-23
Abstract
No abstract record available.
Inventors
- 👤 Wilbur A Schaich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:34
CPC Classifications
A; A45; A45D; A45D34/00; A45D34/04; A45D34/041
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US576596A
Cited
US2746631A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-01 | 1964-10-31 | 1965-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-01 | 1968-10-31 | 1969-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-01 | 1972-10-31 | 1973-05-02 | $7700.00 | Window Closed / Lapsed |