Patent US2427022A successfully refreshed from Google Patents.
US2427022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surgical adhesive tape
Assignee: Ward Baking Co
•
Filing: 1942-11-07
•
Granted: 1947-09-09
•
Expires: 1962-11-07
Abstract
No abstract record available.
Inventors
- 👤 Walter R Russ
- 👤 Hoffman Charles
- 👤 Thomas R Schweitzer
- 👤 Dalby Gaston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:39
CPC Classifications
A; A61; A61L; A61L15/00; A61L15/16; A61L15/42; A61L15/58
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1784740A
Cited
US1814221A
Cited
US2063218A
Cited
US1981561A
Cited
US1955052A
Cited
US2272397A
Cited
US2217905A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-09-08 | 1951-03-10 | 1951-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-09-08 | 1955-03-10 | 1955-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-09-08 | 1959-03-10 | 1959-09-09 | $7700.00 | Window Closed / Lapsed |