US3490103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for forming absorbent material
Assignee: Anne Co Ltd
•
Filing: 1967-03-17
•
Granted: 1970-01-20
•
Expires: 1987-03-17
Abstract
No abstract record available.
Inventors
- 👤 Kunitami Asaka
- 👤 Hiroshi Nakayama
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:54
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/53; A61F13/534; A61F13/00987; A61F13/00991; A61F13/45; A61F13/47; A61F13/537; A61F13/53708; A61F13/53713; A61F13/53717; A61F13/538; A61L; A61L15/00; A61L15/16; A61L15/22; A61L15/28; D; D04; D04H; D04H1/00; D04H1/70; D04H1/72; D04H1/736; A61F13/539; A61F13/15577; A61F2013/15821; A61F2013/530131; A61F2013/53721; A61F2013/53966
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3017304A
Cited
US3067746A
Cited
US3129466A
Cited
US3214819A
Cited
US3183910A
Cited
US3333315A
Cited
US3353225A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-19 | 1973-07-21 | 1974-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-19 | 1977-07-21 | 1978-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-19 | 1981-07-21 | 1982-01-20 | $7700.00 | Window Closed / Lapsed |