US2901024A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making hose
Assignee: FRED T ROBERTS
•
Filing: 1957-08-15
•
Granted: 1959-08-25
•
Expires: 1977-08-15
Abstract
No abstract record available.
Inventors
- 👤 Jr John F Marsden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:11
CPC Classifications
B; B29; B29D; B29D23/00; B29D23/18; F; F16; F16L; F16L11/00; F16L11/04; F16L11/11; F16L11/115; B29K; B29K2021/00; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1043; Y10T156/1089
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2073335A
Cited
US2248898A
Cited
US2371991A
Cited
US2641302A
Cited
US2788804A
Cited
US2706833A
Cited
GB761393A
Cited
US2763316A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-24 | 1963-02-23 | 1963-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-24 | 1967-02-23 | 1967-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-24 | 1971-02-23 | 1971-08-25 | $7700.00 | Window Closed / Lapsed |