US3330459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for handling flexible pipe or similar elongate members
Assignee: Individual
•
Filing: 1965-09-30
•
Granted: 1967-07-11
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Expires: 1985-09-30
Abstract
No abstract record available.
Inventors
- 👤 Roy H Cullen
- 👤 Charles H Elliott
- 👤 Jimmie R Aker
- 👤 William E Burke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:51
CPC Classifications
E; E21; E21B; E21B19/00; E21B19/22; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/6918; Y10T137/6932; Y10T137/6943; Y10T137/6951; Y10T137/8593; Y10T137/86268
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
AN APPARATUS FOR HANDLING AN ELONGATE MEMBER, COMPRISING: (A) A PLURALITY OF CLAMPING DEVICES EACH OF WHICH HAS FLUID PRESSURE ACTUATED GRIPPING MEMBERS TO GRIP AND RELEASE AN ELONGATE MEMBER, (B) MEANS CONNECTING SAID CLAMPING DEVICES TOGETHER TO FORM AN ENDLESS CHAIN WITH THE GRIPPING MEMBERS OPENING ON THE EXTERIOR SIDE OF SAID ENDLESS CHAIN TO RECEIVE THE ELONGATE MEMBER, (C) FLUID PRESSURE MEANS OPERATIVELY CONNECTED WITH EACH OF SAID CLAMPING DEVICES FOR SELECTIVELY OPERATING THE GRIPPING MEMBERS OF SAID CLAMPING DEVICES WITH PRESSURE FLUID TO GRIP AND RELEASE THE ELONGATE MEMBER,
Claim 2
Independent Claim
92 words
AN APPARATUS FOR HANDLING AN ELONGATE MEMBER, COMPRISING: (A) A PLURALITY OF CLAMPING DEVICES EACH OF WHICH HAS FLUID PRESSURE ACTUATED GRIPPING MEMBERS TO GRIP AND RELEASE AN ELONGATE MEMBER, (B) MEANS CONNECTING SAID CLAMPING DEVICES TOGETHER TO FORM AN ENDLESS CHAIN WITH THE GRIPPING MEMBERS OPENING ON THE EXTERIOR SIDE OF SAID ENDLESS CHAIN TO RECEIVE THE ELONGATE MEMBER, (C) FLUID PRESSURE MEANS OPERATIVELY CONNECTED WITH EACH OF SAID CLAMPING DEVICES FOR SELECTIVELY OPERATING THE GRIPPING MEMBERS OF SAID CLAMPING DEVICES WITH PRESSURE FLUID TO GRIP AND RELEASE THE ELONGATE MEMBER,
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) | 1970-07-10 | 1971-01-09 | 1971-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-10 | 1975-01-09 | 1975-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-10 | 1979-01-09 | 1979-07-11 | $7700.00 | Window Closed / Lapsed |