US3149352A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diver's flag
Assignee: Individual
•
Filing: 1962-05-21
•
Granted: 1964-09-22
•
Expires: 1982-05-21
Abstract
No abstract record available.
Inventors
- 👤 James S Christiansen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:13
CPC Classifications
B; B63; B63C; B63C11/00; B63C11/02; B63C11/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
IN A DIVER''S FLAG: AN INFLATABLE DEVICE CAPABLE OF BEING FOLDED INTO A COMPACT PACKAGE FOR TRANSPORT BY A DIVER, COMPRISING LAYERS OF FLEXIBLE MATERIAL FORMING AN ENCLOSURE FOR CONTAINING AIR, SAID LAYERS TOGETHER DEFINING A VERTICAL INFLATABLE POST PORTION AND A FLAG PORTION EX-
Claim 2
Dependent Claim
45 words
IN A DIVER''S FLAG: AN INFLATABLE DEVICE CAPABLE OF BEING FOLDED INTO A COMPACT PACKAGE FOR TRANSPORT BY A DIVER, COMPRISING LAYERS OF FLEXIBLE MATERIAL FORMING AN ENCLOSURE FOR CONTAINING AIR, SAID LAYERS TOGETHER DEFINING A VERTICAL INFLATABLE POST PORTION AND A FLAG PORTION EX-
References Cited (Backward Citations)
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Cited
US2732823A
Cited
GB190604786A
Cited
US1173820A
Cited
US2163795A
Cited
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Cited
US3042940A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |