Patent US3286729A successfully refreshed from Google Patents.
US3286729A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Storm door relief valve
Assignee: Individual
•
Filing: 1963-04-29
•
Granted: 1966-11-22
•
Expires: 1983-04-29
Abstract
No abstract record available.
Inventors
- 👤 Joseph C Mehaffy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:23
CPC Classifications
E; E05; E05D; E05D15/00; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132; Y; Y10; Y10T; Y10T137/00; Y10T137/7504; Y10T137/7559; Y10T137/7722; Y10T137/7837; Y10T137/7904; Y10T137/7922; Y10T137/7929; Y10T137/7935
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
IN A STORM DOOR RELIEF VALVE FOR THE TYPE DESCRIBED A TOP WALL, A FRONT WALL AND TWO SIDE WALLS INTEGRAL WITH SAID TOP WALL, A BACK WALL FLANGE INTEGRAL WITH SAID TOP WALL, SAID FRONT WALL AND SAID SIDE WALLS, A BACK WALL PROVIDED WITH A CENTRAL OPENING, SAID BACK WALL HELD PARALLEL TO SAID FRONT WALL AGAINST SAID FLANGE BY AT LEAST THREE MOUNTING BOLTS WHICH EXTEND THROUGH SAID BACK WALL AND SAID FRONT WALL, A VALVE PLATE COVERING SAID CENTRAL OPENING, SAID VALVE PLATE BEING RECIPROCALLY GUIDED ON SAID MOUNTING BOLTS BETWEEN SAID FRONT WALL AND SAID BACK WALL, SAID BACK WALL, VALVE PLATE AND MOUNTING BOLTS ALL BEING REMOVABLE MOUNTED RELATIVE TO THE FRONT WALL AND TO EACH OTHER, AND SPRING MEANS TO HOLD SAID VALVE PLATE RECIPROCABLY AGAINST SAID BACK WALL.
Claim 2
Dependent Claim
136 words
IN A STORM DOOR RELIEF VALVE FOR THE TYPE DESCRIBED A TOP WALL, A FRONT WALL AND TWO SIDE WALLS INTEGRAL WITH SAID TOP WALL, A BACK WALL FLANGE INTEGRAL WITH SAID TOP WALL, SAID FRONT WALL AND SAID SIDE WALLS, A BACK WALL PROVIDED WITH A CENTRAL OPENING, SAID BACK WALL HELD PARALLEL TO SAID FRONT WALL AGAINST SAID FLANGE BY AT LEAST THREE MOUNTING BOLTS WHICH EXTEND THROUGH SAID BACK WALL AND SAID FRONT WALL, A VALVE PLATE COVERING SAID CENTRAL OPENING, SAID VALVE PLATE BEING RECIPROCALLY GUIDED ON SAID MOUNTING BOLTS BETWEEN SAID FRONT WALL AND SAID BACK WALL, SAID BACK WALL, VALVE PLATE AND MOUNTING BOLTS ALL BEING REMOVABLE MOUNTED RELATIVE TO THE FRONT WALL AND TO EACH OTHER, AND SPRING MEANS TO HOLD SAID VALVE PLATE RECIPROCABLY AGAINST SAID BACK WALL.
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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |