US2768902A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making adhesive tape with non-skid backing
Assignee: Scholl Manufacturing Co Inc
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Filing: 1952-05-28
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Granted: 1956-10-30
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Expires: 1972-05-28
Abstract
No abstract record available.
Inventors
- 👤 Charles F Scholl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:05
CPC Classifications
B; B32; B32B; B32B7/00; B32B7/04; B32B7/06; C; C09; C09J; C09J7/00; C09J7/20; C09J7/205; C09J7/21; C09J2400/00; C09J2400/20; C09J2400/26; C09J2400/263; Y; Y10; Y10S; Y10S206/00; Y10S206/813; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1059; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
THE METHOD OF MAKING AN ADHESIVE TAPE WITH A NONSKID BACK, INCLUDING THE STEPS OF COVERING A SHEET OF FABRIC WITH SUBSTANTIALLY LIQUID LATEX, PLACING ANOTHER SHEET OF SIMILAR FABRIC OVER THE APPLIED LATEX, PARTIALLY CURING THE LATEX, SEPARATING THE FABRIC SHEETS WITH PARTIALLY CURED LATEX ON EACH, COMPLETELY CURING THE LATEX ON EACH SHEET, AND COVERING THE OPPOSITE FACE OF EACH SHEET WITH AN ADHESIVE.
Claim 2
Independent Claim
66 words
THE METHOD OF MAKING AN ADHESIVE TAPE WITH A NONSKID BACK, INCLUDING THE STEPS OF COVERING A SHEET OF FABRIC WITH SUBSTANTIALLY LIQUID LATEX, PLACING ANOTHER SHEET OF SIMILAR FABRIC OVER THE APPLIED LATEX, PARTIALLY CURING THE LATEX, SEPARATING THE FABRIC SHEETS WITH PARTIALLY CURED LATEX ON EACH, COMPLETELY CURING THE LATEX ON EACH SHEET, AND COVERING THE OPPOSITE FACE OF EACH SHEET WITH AN ADHESIVE.
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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) | 1959-10-30 | 1960-04-30 | 1960-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-30 | 1964-04-30 | 1964-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-30 | 1968-04-30 | 1968-10-30 | $7700.00 | Window Closed / Lapsed |