US3234620A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hyperbolic paraboloid roof construction
Assignee: Individual
•
Filing: 1962-08-23
•
Granted: 1966-02-15
•
Expires: 1982-08-23
Abstract
No abstract record available.
Inventors
- 👤 Thomas W Short
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:44
CPC Classifications
E; E04; E04B; E04B7/00; E04B7/08; E04B7/10; E04B7/102
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
AN APPARATUS FOR HANDLING FORMS FOR CONCRETE CONSTRUCTION COMPRISING: VEHICLE MEANS COMPRISING VEHICLE FRAME MEANS WITH GROUND-ENGAGING WHEELS ATTACHED THERETO, SAID VEHICLE MEANS HAVING A LONGITUDINAL AXIS; SUPPORTING MEANS POSITIONED IN AN UPRIGHT RELATIONSHIP ON SAID VEHICLE FRAME MEANS, SAID SUPPORTING MEANS COMPRISING SPACED APART FRONT AND REAR INVERTED V-FRAMES HAVING TELESCOPING LEGS, THE LOWER ENDS OF SAID LEGS BEING PIVOTALLY CONNECTED TO SAID VEHICLE FRAME MEANS AND THE UPPER ENDS OF SAID LEGS PIVOTALLY CONNECTED TO A LONGITUDINAL BAR EXTENDING BETWEEN THE APEXES OF SAID FRONT
Claim 2
Independent Claim
87 words
AN APPARATUS FOR HANDLING FORMS FOR CONCRETE CONSTRUCTION COMPRISING: VEHICLE MEANS COMPRISING VEHICLE FRAME MEANS WITH GROUND-ENGAGING WHEELS ATTACHED THERETO, SAID VEHICLE MEANS HAVING A LONGITUDINAL AXIS; SUPPORTING MEANS POSITIONED IN AN UPRIGHT RELATIONSHIP ON SAID VEHICLE FRAME MEANS, SAID SUPPORTING MEANS COMPRISING SPACED APART FRONT AND REAR INVERTED V-FRAMES HAVING TELESCOPING LEGS, THE LOWER ENDS OF SAID LEGS BEING PIVOTALLY CONNECTED TO SAID VEHICLE FRAME MEANS AND THE UPPER ENDS OF SAID LEGS PIVOTALLY CONNECTED TO A LONGITUDINAL BAR EXTENDING BETWEEN THE APEXES OF SAID FRONT
References Cited (Backward Citations)
US378977A
Cited
US411468A
Cited
US717163A
Cited
US984216A
Cited
US974778A
Cited
US1009848A
Cited
US1073339A
Cited
US1596868A
Cited
US1584658A
Cited
US1885699A
Cited
US1963983A
Cited
US2414310A
Cited
US2612384A
Cited
US3079662A
Cited
US3072996A
Cited
US3102735A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |