US2449047A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic adhesive tape dispenser
Assignee: 3M Co
•
Filing: 1941-06-27
•
Granted: 1948-09-14
•
Expires: 1961-06-27
Abstract
No abstract record available.
Inventors
- 👤 Arthur A Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:17
CPC Classifications
B; B65; B65H; B65H35/00; B65H35/0006; B65H35/006; B65B; B65B7/00; B65B7/16; B65B7/28; B65B7/2842; B65B7/2864; Y; Y10; Y10T; Y10T156/00; Y10T156/12; Y10T156/1317; Y10T156/1322; Y10T156/1339; Y10T83/00; Y10T83/04; Y10T83/0448; Y10T83/0472; Y10T83/202; Y10T83/2092; Y10T83/2207; Y10T83/465; Y10T83/4766; Y10T83/4769; Y10T83/4795; Y10T83/483; Y10T83/4838
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1297664A
Cited
US1877042A
Cited
US2052883A
Cited
US2050457A
Cited
US2133341A
Cited
US2274623A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-09-14 | 1952-03-15 | 1952-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-09-14 | 1956-03-15 | 1956-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-09-14 | 1960-03-15 | 1960-09-14 | $7700.00 | Window Closed / Lapsed |