US2484648A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape dispensing device
Assignee: AT&T Inc
•
Filing: 1941-11-26
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Granted: 1949-10-11
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Expires: 1961-11-26
Abstract
No abstract record available.
Inventors
- 👤 Duer C Robson
- 👤 Clyde N Stover
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:28
CPC Classifications
B; B65; B65H; B65H35/00; B65H35/0006; B65H35/006; B65H35/0066; B43; B43M; B43M11/00; Y; Y10; Y10T; Y10T225/00; Y10T225/20; Y10T225/205; Y10T225/211; Y10T225/222; Y10T225/223; Y10T225/282
Claims Analysis
Total Claims: 0
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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) | 1952-10-10 | 1953-04-11 | 1953-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-10 | 1957-04-11 | 1957-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-10 | 1961-04-11 | 1961-10-11 | $7700.00 | Window Closed / Lapsed |