US3417570A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rain-water disposal systems
Assignee: Vi Vox Inc
•
Filing: 1967-02-02
•
Granted: 1968-12-24
•
Expires: 1987-02-02
Abstract
No abstract record available.
Inventors
- 👤 John R Pegan
- 👤 Charles E Newcomb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:21
CPC Classifications
E; E04; E04D; E04D13/00; E04D13/04; E04D13/064; E04D13/0641; E04D13/0645; E04D13/08; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24628; Y10T428/31504; Y10T428/31678; Y10T428/31692
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1313154A
Cited
US733169A
Cited
GB941052A
Cited
FR1278316A
Cited
US3313674A
Cited
US3248827A
Cited
FR1384771A
Cited
US3300911A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-24 | 1972-06-24 | 1972-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-24 | 1976-06-24 | 1976-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-24 | 1980-06-24 | 1980-12-24 | $7700.00 | Window Closed / Lapsed |