US2695251A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods of producing elastic adhesive sheets
Assignee: Kendall Co
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Filing: 1948-08-24
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Granted: 1954-11-23
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Expires: 1968-08-24
Abstract
No abstract record available.
Inventors
- 👤 Willard M Bright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:49
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/20; C09J7/22; C09J7/24; C09J7/241; C09J7/243
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
THE METHOD OF ADHERING A PRESSURE-SENSITIVE ADHESIVE MATERIAL SOLUBLE IN A SOLVENT CHOSEN FROM THE GROUP CONSISTING OF VOLATILE HYDROCARBON AND HALOGENATED HYDROCARBON SOLVENTS TO A SELF-SUPPORTING MOLECULARLY ORIENTED FILM CONSISTING ESSENTIALLY OF A SOLID ETHENOID POLYMER WHICH IS INSOLUBLE IN THE SOLVENT OF SAID GROUP UNDER NORMAL CONDITIONS, AND WHICH CORRESPONDS TO THE EMPIRICAL FORMULA:
Claim 2
Independent Claim
56 words
THE METHOD OF ADHERING A PRESSURE-SENSITIVE ADHESIVE MATERIAL SOLUBLE IN A SOLVENT CHOSEN FROM THE GROUP CONSISTING OF VOLATILE HYDROCARBON AND HALOGENATED HYDROCARBON SOLVENTS TO A SELF-SUPPORTING MOLECULARLY ORIENTED FILM CONSISTING ESSENTIALLY OF A SOLID ETHENOID POLYMER WHICH IS INSOLUBLE IN THE SOLVENT OF SAID GROUP UNDER NORMAL CONDITIONS, AND WHICH CORRESPONDS TO THE EMPIRICAL FORMULA:
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) | 1957-11-22 | 1958-05-24 | 1958-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-22 | 1962-05-24 | 1962-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-22 | 1966-05-24 | 1966-11-23 | $7700.00 | Window Closed / Lapsed |