US2429945A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for shearing strips of plastic material
Assignee: AT&T Inc
•
Filing: 1945-08-14
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Granted: 1947-10-28
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Expires: 1965-08-14
Abstract
No abstract record available.
Inventors
- 👤 Vincent A Rayburn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:25
CPC Classifications
B; B26; B26D; B26D3/00; B26D3/003; Y; Y10; Y10T; Y10T225/00; Y10T225/10; Y10T225/12; Y10T225/16; Y10T225/30; Y10T225/307; Y10T225/321; Y10T225/35; Y10T83/00; Y10T83/465; Y10T83/4766; Y10T83/4795; Y10T83/483; Y10T83/4838; Y10T83/929; Y10T83/9372; Y10T83/9374
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1958137A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-10-27 | 1951-04-28 | 1951-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-10-27 | 1955-04-28 | 1955-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-10-27 | 1959-04-28 | 1959-10-28 | $7700.00 | Window Closed / Lapsed |