US2688435A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chained enwrapment
Assignee: Individual
•
Filing: 1949-03-05
•
Granted: 1954-09-07
•
Expires: 1969-03-05
Abstract
No abstract record available.
Inventors
- 👤 Clarence W Vogt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:54
CPC Classifications
B; B65; B65D; B65D33/00; B65D33/001; B31; B31F; B31F1/00; B31F1/20; B31F1/205
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US663730A
Cited
US1710603A
Cited
US1611585A
Cited
US1893086A
Cited
US1955310A
Cited
AT133376B
Cited
US1956392A
Cited
US2215989A
Cited
US2246596A
Cited
US2496796A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-06 | 1958-03-08 | 1958-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-06 | 1962-03-08 | 1962-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-06 | 1966-03-08 | 1966-09-07 | $7700.00 | Window Closed / Lapsed |