US2791967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toy motor-pump unit
Assignee: Individual
•
Filing: 1954-03-30
•
Granted: 1957-05-14
•
Expires: 1974-03-30
Abstract
No abstract record available.
Inventors
- 👤 Howard F Klauss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:11
CPC Classifications
A; A63; A63H; A63H33/00; A63H33/30; F; F04; F04D; F04D13/00; F04D13/02; F04D13/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US829017A
Cited
US1495827A
Cited
US2228906A
Cited
US2205747A
Cited
US2326360A
Cited
US2459312A
Cited
US2721677A
Cited
US2684033A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-05-13 | 1960-11-12 | 1961-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-13 | 1964-11-12 | 1965-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-13 | 1968-11-12 | 1969-05-14 | $7700.00 | Window Closed / Lapsed |