Patent US2673643A successfully refreshed from Google Patents.
US2673643A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure sensitive tape
Assignee: Individual
•
Filing: 1949-02-25
•
Granted: 1954-03-30
•
Expires: 1969-02-25
Abstract
No abstract record available.
Inventors
- 👤 Blank Lawrence
- 👤 Primo J Capella
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:14
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/20; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1089; Y10T156/1092; Y10T156/1097; Y10T428/00; Y10T428/24; Y10T428/24752; Y10T428/24769; Y10T428/24777; Y10T428/24793; Y10T428/28; Y10T428/2852; Y10T428/2857
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-29 | 1957-09-28 | 1958-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-29 | 1961-09-28 | 1962-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-29 | 1965-09-28 | 1966-03-30 | $7700.00 | Window Closed / Lapsed |