US3219308A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Form locator
Assignee: Individual
•
Filing: 1964-07-27
•
Granted: 1965-11-23
•
Expires: 1984-07-27
Abstract
No abstract record available.
Inventors
- 👤 Lotus T Halstead
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:55
CPC Classifications
E; E02; E02D; E02D27/00; Y; Y10; Y10S; Y10S425/00; Y10S425/106
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A FORM LOCATOR FOR ACCURATELY LOCATING THE HORIZONTAL POSITION OF THE TOP OF A CONCRETE PIER POURED IN A FLEXIBLE TUBULAR FORM, SAID FORM LOCATOR COMPRISING: (A) A POSITIONING RING WHICH HOLDS THE TOP OF SAID FLEXIBLE TUBULAR FORM IN ITS INTENDED SHAPE, (B) MEANS TO HOLD SAID POSITIONING RING IN A PREDETERMINED LOCATION DURING THE POURING OF SAID CONCRETE PIER. (C) MEANS CONTAINED ON THE FORM LOCATOR TO DETERMINE THE CENTER OF THE POSITIONING RING.
Claim 2
Dependent Claim
76 words
A FORM LOCATOR FOR ACCURATELY LOCATING THE HORIZONTAL POSITION OF THE TOP OF A CONCRETE PIER POURED IN A FLEXIBLE TUBULAR FORM, SAID FORM LOCATOR COMPRISING: (A) A POSITIONING RING WHICH HOLDS THE TOP OF SAID FLEXIBLE TUBULAR FORM IN ITS INTENDED SHAPE, (B) MEANS TO HOLD SAID POSITIONING RING IN A PREDETERMINED LOCATION DURING THE POURING OF SAID CONCRETE PIER. (C) MEANS CONTAINED ON THE FORM LOCATOR TO DETERMINE THE CENTER OF THE POSITIONING RING.
References Cited (Backward Citations)
US680432A
Cited
US1103664A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |