US2149425A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rubber thread and method of making same
Assignee: Individual
•
Filing: 1935-04-05
•
Granted: 1939-03-07
•
Expires: 1955-04-05
Abstract
No abstract record available.
Inventors
- 👤 Draemann Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:33
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/253; B; B29; B29D; B29D99/00; B29D99/0078; B29K; B29K2021/00; B29L; B29L2031/00; B29L2031/731; Y; Y10; Y10S; Y10S264/00; Y10S264/75; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2929; Y10T428/2931; Y10T428/2933; Y10T428/2973; Y10T428/31504; Y10T428/31826
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1942-03-06 | 1942-09-05 | 1943-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-03-06 | 1946-09-05 | 1947-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-03-06 | 1950-09-05 | 1951-03-07 | $7700.00 | Window Closed / Lapsed |