US2689643A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Holder
Assignee: Johnson and Johnson
•
Filing: 1951-06-18
•
Granted: 1954-09-21
•
Expires: 1971-06-18
Abstract
No abstract record available.
Inventors
- 👤 George W Willits
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:33
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/54; B65D5/5405; B65D5/542; B65D5/5435; B65D5/02; B65D5/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2246484A
Cited
US1523685A
Cited
US2125042A
Cited
US2122480A
Cited
US2181837A
Cited
US2309795A
Cited
US2354186A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-20 | 1958-03-22 | 1958-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-20 | 1962-03-22 | 1962-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-20 | 1966-03-22 | 1966-09-21 | $7700.00 | Window Closed / Lapsed |