US3553857A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesion of elastomeric materials
Assignee: Shoe and Allied Trades Research Association
•
Filing: 1969-08-18
•
Granted: 1971-01-12
•
Expires: 1989-08-18
Abstract
Abstract A SOLE UNIT OF ELASTOMERIC SOLING MATERIAL OTHER THAN THERMOPLASTIC RUBBER AND CARRYING A DRIED FILM OF A SOLVENT-BASED POLYURETHANE OR POLYCHLOROPRENE ADHESIVE SUPERIMPOSED ON A HALOGENATED SURFACE OF THE SOLE UNIT.
Inventors
- 👤 Donald Pettit
- 👤 Frederick Brian Blackwell
- 👤 Barton Seagrave
- 👤 Alan Reginald Carter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:25
CPC Classifications
C; C08; C08F; C08F8/00; C08F8/18; C08F8/20; A; A43; A43B; A43B13/00; A43B13/02; A43B13/04; A43B13/12; C08J; C08J5/00; C08J5/12; C08J5/124; C08J5/125; C08J7/00; C08J7/12; C08J7/126; C08J2353/00; C08J2353/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |