US3459615A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing reinforcing fabric for elastomeric products
Assignee: PPG Industries Inc
•
Filing: 1966-01-26
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Granted: 1969-08-05
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Expires: 1986-01-26
Abstract
No abstract record available.
Inventors
- 👤 George E Eilerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:57
CPC Classifications
B; B29; B29C; B29C70/00; B29C70/04; B29C70/06; B29C70/10; B29C70/16; B29C65/00; B29C65/48; B29C65/50; B29C65/5007; B29C65/5035; B29C65/5092; B29C66/00; B29C66/69; B29C66/80; B29C66/83; B29C66/834; B29C66/8341; B29C66/83411; B29C66/83413; B29C70/22; B29C70/226; B29C70/28; B29C70/54; B29C70/543; B29D; B29D30/00; B29D30/06; B29D30/38; B29C65/4805; B29C65/481; B29C65/4815; B29C66/70; B29C66/71; B29K; B29K2021/00; B29L; B29L2030/00; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2738
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1972-08-04 | 1973-02-03 | 1973-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-04 | 1977-02-03 | 1977-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-04 | 1981-02-03 | 1981-08-05 | $7700.00 | Window Closed / Lapsed |