US2705497A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Absorbent dressing and method of making same
Assignee: Personal Products Co
•
Filing: 1952-04-07
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Granted: 1955-04-05
•
Expires: 1972-04-07
Abstract
No abstract record available.
Inventors
- 👤 Robert W Johnson
- 👤 Irving S Ness
- 👤 Ronald V Lints
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:04
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/01; A61F13/01034; A61F13/01038; A61F13/00987; A61F13/15; A61F13/15577; A61F13/15707; A61F2013/00089; A61F2013/00157; A61F2013/00361; A61F2013/00365; A61F2013/00519; A61F2013/00727; A61F2013/00731; A61F2013/00744; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24934; Y10T428/249921; Y10T428/249924; Y10T428/24994; Y10T428/249942
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2039312A
Cited
US2235682A
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US2207279A
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US2429177A
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US2407548A
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US2525003A
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US2564689A
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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) | 1958-04-04 | 1958-10-04 | 1959-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-04 | 1962-10-04 | 1963-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-04 | 1966-10-04 | 1967-04-05 | $7700.00 | Window Closed / Lapsed |