US2731204A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of counting articles
Assignee: OI Glass Inc
•
Filing: 1951-05-01
•
Granted: 1956-01-17
•
Expires: 1971-05-01
Abstract
No abstract record available.
Inventors
- 👤 Jack C Darling
- 👤 Hayes John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:22
CPC Classifications
G; G06; G06M; G06M7/00; G06M7/02; G06M7/04; G06M1/00; G06M1/08; G06M1/10; Y; Y10; Y10S; Y10S198/00; Y10S198/958
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1980816A
Cited
US2108202A
Cited
US2094351A
Cited
US2152296A
Cited
US2435880A
Cited
US2386942A
Cited
US2543570A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-16 | 1959-07-18 | 1960-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-16 | 1963-07-18 | 1964-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-16 | 1967-07-18 | 1968-01-17 | $7700.00 | Window Closed / Lapsed |