US2709834A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for making longitudinallystriped extrusions of plasticized material
Assignee: ALEX DANENBERG
•
Filing: 1951-12-12
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Granted: 1955-06-07
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Expires: 1971-12-12
Abstract
No abstract record available.
Inventors
- 👤 Willard J Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:46
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/30; B29C48/32; B29C48/34; B29C48/03; B29C48/09; B29C48/16; B29C48/17; B29C48/18; B29C48/19; B29C48/20; B29C2793/00; B29C2793/0063; B29C48/001; B29C48/0011; B29C48/0018; B29C48/0019; B29C48/002; B29C48/0022; B29C48/10; B29C48/21; B29C48/335; B29C48/36; B29C48/49
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) | 1958-06-06 | 1958-12-06 | 1959-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-06 | 1962-12-06 | 1963-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-06 | 1966-12-06 | 1967-06-07 | $7700.00 | Window Closed / Lapsed |