US3022188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flocked solvent activatable stiffening and shoe lining materials
Assignee: BB Chemical Co
•
Filing: 1958-08-07
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Granted: 1962-02-20
•
Expires: 1978-08-07
Abstract
No abstract record available.
Inventors
- 👤 Stanley M Griswold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:35
CPC Classifications
A; A43; A43B; A43B23/00; A43B23/08; A43B23/16; A43B3/00; A43B3/0036; A43B3/0078; A43B3/0084; Y; Y10; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23943; Y10T428/2395; Y10T428/23986; Y10T428/24; Y10T428/24802
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
41 words
SOLVENT-ACTIVATABLE STIFFENER SHEET MATERIAL FROM LINING SHOES AND THE LIKE COMPRISING A BASE OF SINGLE NAPPED FABIRC CARRYING THEREIN IN DISCONTINUOUS FORM A SOLVENT COALESCIBLE STIFFENING AGENT, A LAYER OF FLOCKING ADHESIVE DIRECTLY ENGAGING THE UNNAPPED SIDE OF SAID FABRIC, SAID
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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) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |