US3380307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lid scoop
Assignee: CH Stuart & Co Inc
•
Filing: 1966-02-07
•
Granted: 1968-04-30
•
Expires: 1986-02-07
Abstract
No abstract record available.
Inventors
- 👤 Frank William De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:41
CPC Classifications
A; A47; A47G; A47G21/00; A47G21/04; A47G2021/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1552999A
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US1808949A
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US1850494A
Cited
US2598987A
Cited
US2630237A
Cited
US3137409A
Cited
US3259153A
Cited
US3259279A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-30 | 1971-10-30 | 1972-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-30 | 1975-10-30 | 1976-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-30 | 1979-10-30 | 1980-04-30 | $7700.00 | Window Closed / Lapsed |