US3521624A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microorganism growth inhibiting fiber products
Assignee: Johnson and Johnson
•
Filing: 1967-07-03
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Granted: 1970-07-28
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Expires: 1987-07-03
Abstract
No abstract record available.
Inventors
- 👤 Robert J Gander
- 👤 David T Rovee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:50
CPC Classifications
A; A61; A61L; A61L15/00; A61L15/16; A61L15/42; A61L15/46; A61F; A61F13/00; A61F13/00051; A61F13/00063; A61F13/01; A61F13/01034; A61F13/01042; A61L31/00; A61L31/14; A61L31/16; A61F13/15; A61F13/53; A61F13/534; A61F2013/00089; A61F2013/00102; A61F2013/00361; A61F2013/00727; A61F2013/00731; A61F2013/00744; A61F2013/530131; A61F2013/530182; A61F2013/53445; A61F13/84; A61F13/8405; A61F2013/8408; A61F2013/8414; A61L2300/00; A61L2300/20; A61L2300/216; A61L2300/40; A61L2300/404; Y; Y10; Y10S; Y10S428/00; Y10S428/907
Claims Analysis
Total Claims: 0
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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) | 1973-07-27 | 1974-01-26 | 1974-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-27 | 1978-01-26 | 1978-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-27 | 1982-01-26 | 1982-07-28 | $7700.00 | Window Closed / Lapsed |