US3127046A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure vessels
Assignee: —
•
Filing: —
•
Granted: 1964-03-31
•
Expires: 1981-03-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:12
CPC Classifications
G; G21; G21C; G21C13/00; G21C13/08; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
FOR A NUCLEAR REACTOR, AN IMPROVED PRESSURE VESSEL OF FUNDAMENTALLY SPHERICAL FORM DEFINED BY A BASIC SECTION OF SPHERICAL FORM GREATER THAN A HEMISPHERE, A SUBSIDIARY SECTION THICKER THAN THE BASIC SECTION AND OF GREATER CURVATURE THAN THE BASIC SECTION, A JOINING SECTION JOINING THE BASIC AND SUBSIDIARY SECTIONS AND ACCESS HOLES PENETRATING THE SUBSIDIARY SECTION.
Claim 2
Dependent Claim
56 words
FOR A NUCLEAR REACTOR, AN IMPROVED PRESSURE VESSEL OF FUNDAMENTALLY SPHERICAL FORM DEFINED BY A BASIC SECTION OF SPHERICAL FORM GREATER THAN A HEMISPHERE, A SUBSIDIARY SECTION THICKER THAN THE BASIC SECTION AND OF GREATER CURVATURE THAN THE BASIC SECTION, A JOINING SECTION JOINING THE BASIC AND SUBSIDIARY SECTIONS AND ACCESS HOLES PENETRATING THE SUBSIDIARY SECTION.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-31 | 1967-09-30 | 1968-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-31 | 1971-09-30 | 1972-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-31 | 1975-09-30 | 1976-03-31 | $7700.00 | Window Closed / Lapsed |