US3503076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swimming cap with rigid dome
Assignee: LILLIAN I MARKS
•
Filing: 1968-07-10
•
Granted: 1970-03-31
•
Expires: 1988-07-10
Abstract
No abstract record available.
Inventors
- 👤 Lillian I Marks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:05
CPC Classifications
A; A63; A63B; A63B33/00; A42; A42B; A42B1/00; A42B1/04; A42B1/12; A63B2208/00; A63B2208/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1666098A
Cited
US1926937A
Cited
US2870445A
Cited
GB848011A
Cited
US2869133A
Cited
US3019444A
Cited
US3108283A
Cited
US3274612A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-30 | 1973-09-29 | 1974-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-30 | 1977-09-29 | 1978-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-30 | 1981-09-29 | 1982-03-31 | $7700.00 | Window Closed / Lapsed |