Patent DE690435C successfully refreshed from Google Patents.
Patent US3395708A successfully refreshed from Google Patents.
US3395708A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for improving a fluffed fibrous wood pulp batt for use in sanitary products and the products thereof
Assignee: Riegel Textile Corp
•
Filing: 1966-11-09
•
Granted: 1968-08-06
•
Expires: 1986-11-09
Abstract
No abstract record available.
Inventors
- 👤 Laurence R B Hervey
- 👤 Donald K George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:05
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/505; A61F13/53; A61F13/534; A61F13/53409; A61F13/53427; A61L; A61L15/00; A61L15/16; A61L15/20; A61L15/42; A61L15/48; D; D04; D04H; D04H1/00; D04H1/40; D04H1/42; D04H1/425; D21; D21C; D21C9/00; D21C9/001; D21C9/002; D21C9/005; D21H; D21H17/00; D21H17/03; D21H17/05; D21H17/07; A61F13/15203; A61F13/15211; A61F13/45; A61F13/49; A61F2013/49068; A61F2013/49076; A61F13/51; A61F13/514; A61F13/51401; A61F2013/51409; A61F2013/530131; A61F13/56; A61F2013/5694; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249962; Y10T428/249964; Y10T428/249965
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1907046A
Cited
US2600882A
Cited
US2634229A
Cited
US2618816A
Cited
US2940890A
Cited
US2945863A
Cited
GB983367A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-06 | 1972-02-05 | 1972-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-06 | 1976-02-05 | 1976-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-06 | 1980-02-05 | 1980-08-06 | $7700.00 | Window Closed / Lapsed |