Patent US3307238A successfully refreshed from Google Patents.
US3307238A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Felting needle
Assignee: Individual
•
Filing: 1965-03-05
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Granted: 1967-03-07
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Expires: 1985-03-05
Abstract
No abstract record available.
Inventors
- 👤 Edson P Foster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:09
CPC Classifications
D; D04; D04H; D04H18/00; D04H18/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
AS A NEW ARTICLE OF MANUFACTURE, A FELTING NEEDLE COMPRISING A BODY PORTION AND A SPUR HAVING A CONVEX MATERIAL ENGAGING SURFACE AT ITS LOWER END FORMED BETWEEN DOWNWARDLY CONVERGING LATERAL SURFACES OF THE SPUR.
Claim 2
Dependent Claim
35 words
AS A NEW ARTICLE OF MANUFACTURE, A FELTING NEEDLE COMPRISING A BODY PORTION AND A SPUR HAVING A CONVEX MATERIAL ENGAGING SURFACE AT ITS LOWER END FORMED BETWEEN DOWNWARDLY CONVERGING LATERAL SURFACES OF THE SPUR.
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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |