US3499194A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of glass texturizing
Assignee: Phillips Petroleum Co
•
Filing: 1968-03-20
•
Granted: 1970-03-10
•
Expires: 1988-03-20
Abstract
No abstract record available.
Inventors
- 👤 Hayes J Schmick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:41
CPC Classifications
D; D02; D02G; D02G1/00; C; C03; C03B; C03B37/00; C03B37/01; C03B37/02; C03B37/022; C03B37/10; C03B37/14; C03B37/15
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2390572A
Cited
US2500690A
Cited
US2671745A
Cited
US3012923A
Cited
US3000060A
Cited
US3373470A
Cited
US3343240A
Cited
US3396443A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-09 | 1973-09-08 | 1974-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-09 | 1977-09-08 | 1978-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-09 | 1981-09-08 | 1982-03-10 | $7700.00 | Window Closed / Lapsed |