US3337255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for releasably suspending objects under water
Assignee: Individual
•
Filing: 1965-08-30
•
Granted: 1967-08-22
•
Expires: 1985-08-30
Abstract
No abstract record available.
Inventors
- 👤 Nicoloff Nicholas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:56
CPC Classifications
A; A01; A01G; A01G7/00; B; B63; B63B; B63B2211/00; B63B2211/02; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45466
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
APPARATUS FOR RELEASABLY SUSPENDING AN OBJECT UNDER WATER COMPRISING: A CASING CYLINDER MEANS CARRIED BY THE CASING, PISTON MEANS MOUNTED IN SAID CYLINDER AND HAVING SPACED PORTIONS EXPOSED TO SAID WATER MEDIUM, ONE OF SAID SPACED EXPOSED PORTIONS HAVING A GREATER SURFACE AREA THAN THE OTHER WHEREBY DIFFERENTIAL WATER PRESSURE PRODUCES PISTON RECIPROCATION, A PAIR OF OBJECT-SUPPORTING JAWS,
Claim 2
Dependent Claim
58 words
APPARATUS FOR RELEASABLY SUSPENDING AN OBJECT UNDER WATER COMPRISING: A CASING CYLINDER MEANS CARRIED BY THE CASING, PISTON MEANS MOUNTED IN SAID CYLINDER AND HAVING SPACED PORTIONS EXPOSED TO SAID WATER MEDIUM, ONE OF SAID SPACED EXPOSED PORTIONS HAVING A GREATER SURFACE AREA THAN THE OTHER WHEREBY DIFFERENTIAL WATER PRESSURE PRODUCES PISTON RECIPROCATION, A PAIR OF OBJECT-SUPPORTING JAWS,
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) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |