US2948328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for cutting tacky material
Assignee: AT&T Inc
•
Filing: 1957-11-07
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Granted: 1960-08-09
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Expires: 1977-11-07
Abstract
No abstract record available.
Inventors
- 👤 Henry J Coventry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:18
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/01; B26D1/04; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1062; Y10T156/1075; Y10T156/1082; Y10T156/12; Y10T156/125; Y10T156/13; Y10T156/1317; Y10T156/1343; Y10T156/19; Y10T156/1961; Y10T83/00; Y10T83/202; Y10T83/2033; Y10T83/2037; Y10T83/2063; Y10T83/2074; Y10T83/2079; Y10T83/2092; Y10T83/2096; Y10T83/21; Y10T83/2105; Y10T83/2107; Y10T83/2135; Y10T83/215; Y10T83/465; Y10T83/4766; Y10T83/4783; Y10T83/4795; Y10T83/483; Y10T83/4838
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) | 1963-08-09 | 1964-02-08 | 1964-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-09 | 1968-02-08 | 1968-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-09 | 1972-02-08 | 1972-08-09 | $7700.00 | Window Closed / Lapsed |