US3527462A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined blowpipe projector and mesh screen game board
Assignee: Individual
•
Filing: 1967-03-23
•
Granted: 1970-09-08
•
Expires: 1987-03-23
Abstract
No abstract record available.
Inventors
- 👤 Samuel Span
- 👤 Walter Thum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:11
CPC Classifications
A; A63; A63F; A63F7/00; A63F7/22; A63F7/36; A63F7/3603; A63F7/06; A63F7/066; A63F9/00; A63F9/02; A63F7/24; A63F7/2409; A63F7/249
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US479569A
Cited
US790894A
Cited
US831069A
Cited
US943472A
Cited
US1025465A
Cited
US1756299A
Cited
US1850715A
Cited
US3100642A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-07 | 1974-03-09 | 1974-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-07 | 1978-03-09 | 1978-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-07 | 1982-03-09 | 1982-09-08 | $7700.00 | Window Closed / Lapsed |