US3515582A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluorinated paraffin wax coatings
Assignee: Texaco Inc
•
Filing: 1968-09-05
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Granted: 1970-06-02
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Expires: 1988-09-05
Abstract
No abstract record available.
Inventors
- 👤 William D Blackley
- 👤 William R Siegart
- 👤 Harry Chafetz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:06
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/08; C; C09; C09D; C09D191/00; C09D191/06; C09D191/08; C10; C10G; C10G73/00; C10G73/38; D06M13/02; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/31504; Y10T428/31971; Y10T428/31993; Y10T442/00; Y10T442/20; Y10T442/2164; Y10T442/2172
Claims Analysis
Total Claims: 0
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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) | 1973-06-01 | 1973-12-01 | 1974-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-01 | 1977-12-01 | 1978-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-01 | 1981-12-01 | 1982-06-02 | $7700.00 | Window Closed / Lapsed |