US3278969A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foldable dust pan
Assignee: Individual
•
Filing: 1964-01-13
•
Granted: 1966-10-18
•
Expires: 1984-01-13
Abstract
No abstract record available.
Inventors
- 👤 Karl H Wenzlaff
- 👤 Lorraine E Wenzlaff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:38
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/50; A47L13/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
IN A DUST PAN, THE COMBINATION OF: A UNITY, ONEPIECE BODY DEFINING A SHALLOW PAN, A HANDLE ON SAID PAN AND A HINGE LOCATED INTERMEDIATE THE OPPOSITE PORTIONS OF SAID PAN, SAID HINGE BEING CONSTITUTED BY A UNITARY RIB
Claim 2
Dependent Claim
39 words
IN A DUST PAN, THE COMBINATION OF: A UNITY, ONEPIECE BODY DEFINING A SHALLOW PAN, A HANDLE ON SAID PAN AND A HINGE LOCATED INTERMEDIATE THE OPPOSITE PORTIONS OF SAID PAN, SAID HINGE BEING CONSTITUTED BY A UNITARY RIB
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) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |