US3073276A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bollards
Assignee: Taylor Pallister and Co Ltd
•
Filing: 1961-01-13
•
Granted: 1963-01-15
•
Expires: 1981-01-13
Abstract
No abstract record available.
Inventors
- 👤 Taylor Charles William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:55
CPC Classifications
E; E02; E02B; E02B3/00; E02B3/20; E02B3/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A BOLLARD HAVING A BODY COMPRISING AT LEAST A SINGLE TURN OF A HELIX OF LARGE SECTION, A ROTATABLE BASE COMPRISING OPPOSED FRUSTO CONICAL MEMBERS, ONE OF SAID MEMBERS BEING INTEGRAL WITH SAID BODY, THE OTHER OF SAID MEMBERS BEING ATTACHED THERETO FOR JOINT ROTATION, A BASE PEDESTAL AFFORDING OPPOSED FRUSTO-CONICAL BEARING SURFACES FOR SAID MEMBERS, DRIVE MEANS FOR ROTATING SAID BODY AND SAID MEMBERS HOUSED IN SAID PEDESTAL AND A DRIVE SHAFT SUPPORTED IN AND EXTENDING FROM SAID PEDESTAL.
Claim 2
Dependent Claim
80 words
A BOLLARD HAVING A BODY COMPRISING AT LEAST A SINGLE TURN OF A HELIX OF LARGE SECTION, A ROTATABLE BASE COMPRISING OPPOSED FRUSTO CONICAL MEMBERS, ONE OF SAID MEMBERS BEING INTEGRAL WITH SAID BODY, THE OTHER OF SAID MEMBERS BEING ATTACHED THERETO FOR JOINT ROTATION, A BASE PEDESTAL AFFORDING OPPOSED FRUSTO-CONICAL BEARING SURFACES FOR SAID MEMBERS, DRIVE MEANS FOR ROTATING SAID BODY AND SAID MEMBERS HOUSED IN SAID PEDESTAL AND A DRIVE SHAFT SUPPORTED IN AND EXTENDING FROM SAID PEDESTAL.
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) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |