US2901248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tab-forming device
Assignee: Johnson and Johnson
•
Filing: 1956-01-18
•
Granted: 1959-08-25
•
Expires: 1976-01-18
Abstract
No abstract record available.
Inventors
- 👤 Britton William John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:51
CPC Classifications
B; B65; B65H; B65H35/00; B65H35/0006; B65H35/006; B65H35/0066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2300423A
Cited
US2526494A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-24 | 1963-02-23 | 1963-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-24 | 1967-02-23 | 1967-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-24 | 1971-02-23 | 1971-08-25 | $7700.00 | Window Closed / Lapsed |