US2873967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tab-forming tape dispenser
Assignee: 3M Co
•
Filing: 1956-05-03
•
Granted: 1959-02-17
•
Expires: 1976-05-03
Abstract
No abstract record available.
Inventors
- 👤 Richard L Larson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:22
CPC Classifications
B; B65; B65H; B65H37/00; B65H37/06; B65H35/00; B65H35/0006; Y; Y10; Y10T; Y10T225/00; Y10T225/20; Y10T225/22; Y10T225/221
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) | 1962-02-16 | 1962-08-18 | 1963-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-16 | 1966-08-18 | 1967-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-16 | 1970-08-18 | 1971-02-17 | $7700.00 | Window Closed / Lapsed |