US3414650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sunscreening methods
Assignee: GAF Corp
•
Filing: 1964-07-08
•
Granted: 1968-12-03
•
Expires: 1984-07-08
Abstract
No abstract record available.
Inventors
- 👤 Sigmund C Catino
- 👤 Albert F Strobel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:55
CPC Classifications
C; C07; C07C; C07C251/00; C07C251/72
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2786044A
Cited
US2763566A
Cited
US2875053A
Cited
US3058886A
Cited
US3142658A
Cited
US3197504A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |