US3322589A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sanitary napkin or the like and a method of manufacture thereof
Assignee: Individual
•
Filing: 1962-04-02
•
Granted: 1967-05-30
•
Expires: 1982-04-02
Abstract
No abstract record available.
Inventors
- 👤 Curt G Joa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:36
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/15577; A61F13/15617; A61F13/1565; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
100 words
A METHOD OF MAKING A PAD FOR A SANITARY NAPKIN WHICH METHOD INCLUDES PRESSING TOGETHER WEBS OF TISSUE AND ELASTICALLY COMPRESSIBLE FLUFF BETWEEN THE TISSUE WEBS TO PROVIDE A COMPOSITE WEB IN WHICH THE FLUFF IS ENVELOPED BY TISSUE, CONNECTING TISSUE COMPONENTS OF THE COMPOSITE WEB ABOUT THE FLUFF, SEVERING FROM THE COMPOSITE WEB PADS ELONGATED TRANSVERSELY OF THE COMPOSITE EB AND HAVING RELATIVELY WIDE AND NARROW ENDS AT EACH OF WHICH THE FLUFF IS ENVELOPED IN TISSUE, AND RELEASING THE PRESSURE WHEREBY TO PERMIT THE FLUFF TO EXPAND TO PRODUCE A PAD OF FLUFF TIGHTLY WRAPPED ENDWISE IN TISSUE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-29 | 1970-11-28 | 1971-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-29 | 1974-11-28 | 1975-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-29 | 1978-11-28 | 1979-05-30 | $7700.00 | Window Closed / Lapsed |