US3308488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bacteriostatic drawsheet
Assignee: Individual
•
Filing: 1965-05-03
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Granted: 1967-03-14
•
Expires: 1985-05-03
Abstract
No abstract record available.
Inventors
- 👤 Richard J Schoonman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:24
CPC Classifications
A; A47; A47G; A47G9/00; A47G9/02; A47G9/0238
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A PROTECTIVE BEDCOVERING COMPRISING: (A) A THIN FILM OF WATER-IMPERVIOUS FLEXIBLE PLASTIC HAVING AN OBVERSE SIDE AND A REVERSE SIDE, EACH CHARACTERIZED BY AN INTAGLIO DESIGN WHICH DEFINES A CORRESPONDING RELIEF DESIGN ON THE OPPOSITE SIDE TO TEXTURE BOTH SIDES OF THE FILM, AND (B) A BACTERIOSTATIC AGENT ON BOTH SIDES OF THE PLASTIC FILM EFFECTIVE TO KILL OR INHIBIT THE GROWTH OF BACTERIA COMING IN CONTCT WITH SAID FILM.
Claim 2
Dependent Claim
70 words
A PROTECTIVE BEDCOVERING COMPRISING: (A) A THIN FILM OF WATER-IMPERVIOUS FLEXIBLE PLASTIC HAVING AN OBVERSE SIDE AND A REVERSE SIDE, EACH CHARACTERIZED BY AN INTAGLIO DESIGN WHICH DEFINES A CORRESPONDING RELIEF DESIGN ON THE OPPOSITE SIDE TO TEXTURE BOTH SIDES OF THE FILM, AND (B) A BACTERIOSTATIC AGENT ON BOTH SIDES OF THE PLASTIC FILM EFFECTIVE TO KILL OR INHIBIT THE GROWTH OF BACTERIA COMING IN CONTCT WITH SAID FILM.
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) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |