Patent US1597588A successfully refreshed from Google Patents.
Patent US3423277A successfully refreshed from Google Patents.
US3423277A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disposable surgical drapes
Assignee: Johnson and Johnson
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Filing: 1964-05-18
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Granted: 1969-01-21
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Expires: 1984-05-18
Abstract
No abstract record available.
Inventors
- 👤 Charles D Dipner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:17
CPC Classifications
A; A61; A61B; A61B46/00; A61B46/40; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24479; Y10T428/24488; Y10T428/24942; Y10T428/2495; Y10T428/249921; Y10T428/249953; Y10T428/249987; Y10T428/249991; Y10T428/249992; Y10T428/31504; Y10T428/31725; Y10T428/31779; Y10T428/31783
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A WATER IMPERMEABLE ABSORBENT LAMINATE COMPRISING A LIMP, DRAPABLE WATER IMPERVIOUS FILM OF THERMOPLASTIC MATERIAL HAVING A SOFTENING TEMPERATURE ABOVE 300*F., SAID FILM HAVING IN THE MAIN BODY THEREOF A THICKNESS OF NOT OVER ABOUT .3 MIL AND SIDE EDGES BEING INTEGRAL WITH THE CENTRAL PORTION OF SAID FILM AND HAVING A THICKNESS SEVERAL TIMES THE THICKNESS OF THE MAIN BODY OF SAID FILM AND AN ABSORBENT FLEXIBLE SHEET BONDED TO SAID FILM ALONG SAID THICKER SIDE EDGES AND FREE OF SAID FILM IN THE AREA BETWEEN SAID BONDS.
Claim 2
Dependent Claim
89 words
A WATER IMPERMEABLE ABSORBENT LAMINATE COMPRISING A LIMP, DRAPABLE WATER IMPERVIOUS FILM OF THERMOPLASTIC MATERIAL HAVING A SOFTENING TEMPERATURE ABOVE 300*F., SAID FILM HAVING IN THE MAIN BODY THEREOF A THICKNESS OF NOT OVER ABOUT .3 MIL AND SIDE EDGES BEING INTEGRAL WITH THE CENTRAL PORTION OF SAID FILM AND HAVING A THICKNESS SEVERAL TIMES THE THICKNESS OF THE MAIN BODY OF SAID FILM AND AN ABSORBENT FLEXIBLE SHEET BONDED TO SAID FILM ALONG SAID THICKER SIDE EDGES AND FREE OF SAID FILM IN THE AREA BETWEEN SAID BONDS.
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) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |