US2481060A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of manufacturing rubber thread
Assignee: ANDREWS ALDERFER PROC Co
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Filing: 1947-07-30
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Granted: 1949-09-06
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Expires: 1967-07-30
Abstract
No abstract record available.
Inventors
- 👤 Sterling W Alderfer
- 👤 Bosshard Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:45
CPC Classifications
B; B26; B26D; B26D3/00; B26D3/006; B26D3/008; B26D3/06; B29; B29D; B29D99/00; B29D99/0078; D; D01; D01D; D01D5/00; D01D5/42; D01D5/426; D01F; D01F9/00; D01F9/02; B29K; B29K2021/00; B29L; B29L2031/00; B29L2031/731
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) | 1952-09-05 | 1953-03-07 | 1953-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-05 | 1957-03-07 | 1957-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-05 | 1961-03-07 | 1961-09-06 | $7700.00 | Window Closed / Lapsed |