Patent US3242613A successfully refreshed from Google Patents.
US3242613A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toy submarine with ballast control therefor
Assignee: Individual
•
Filing: 1965-08-17
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Granted: 1966-03-29
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Expires: 1985-08-17
Abstract
No abstract record available.
Inventors
- 👤 Schwartz Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:18
CPC Classifications
A; A63; A63H; A63H23/00; A63H23/02; A63H23/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A TOY SUBMARINE COMPRISING: (A) A HULL, (B) A BALLAST MEANS IN SAID HULL, (C) MOTOR MEANS FOR PROPELLING SAID HULL, (D) A REVERSIBLE PUMP MEANS FOR FILLING AND EMPTYING SAID BALLAST, AND (E) MEANS RESPONSIVE TO THE COMPLETION OF A PREDETERMINED NUMBER OF REVOLUTIONS OF SAID MOTOR MEANS FOR REVERSING THE DIRECTION OF SAID PUMP MEANS.
Claim 2
Dependent Claim
57 words
A TOY SUBMARINE COMPRISING: (A) A HULL, (B) A BALLAST MEANS IN SAID HULL, (C) MOTOR MEANS FOR PROPELLING SAID HULL, (D) A REVERSIBLE PUMP MEANS FOR FILLING AND EMPTYING SAID BALLAST, AND (E) MEANS RESPONSIVE TO THE COMPLETION OF A PREDETERMINED NUMBER OF REVOLUTIONS OF SAID MOTOR MEANS FOR REVERSING THE DIRECTION OF SAID PUMP MEANS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |