Patent US3528733A successfully refreshed from Google Patents.
US3528733A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Visual display system
Assignee: Brunswick Corp
•
Filing: 1966-08-22
•
Granted: 1970-09-15
•
Expires: 1986-08-22
Abstract
No abstract record available.
Inventors
- 👤 Goodrich B Pratt
- 👤 Jack A Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:06
CPC Classifications
G; G03; G03B; G03B21/00; G09; G09B; G09B5/00; G09B5/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2192987A
Cited
US2563892A
Cited
US2472143A
Cited
US2653508A
Cited
US2807188A
Cited
US3273450A
Cited
US3354776A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-14 | 1974-03-16 | 1974-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-14 | 1978-03-16 | 1978-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-14 | 1982-03-16 | 1982-09-15 | $7700.00 | Window Closed / Lapsed |