US3745081A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for making absorbent pads
Assignee: Hexion Inc
•
Filing: 1971-05-10
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Granted: 1973-07-10
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Expires: 1991-05-10
Abstract
Abstract This method is characterized by moving absorbent pad sections on a narrow conveyor so that the side edges of the pad sections extend beyond the conveyor and adhering strips of pressure-sensitive adhesive tape to the sides of the pad sections by means of a rotatable suction roll co-operating with a pressure roll.
Inventors
- 👤 A Erekson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:38
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/15577; A61F13/15666; A61F13/15674; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1062; Y10T156/1075; Y10T156/12; Y10T156/1317; Y10T156/1322; Y10T156/1339
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-07-09 | 1977-01-08 | 1977-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-09 | 1981-01-08 | 1981-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-09 | 1985-01-08 | 1985-07-10 | $7700.00 | Window Closed / Lapsed |