US3602538A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Padlock seal
Assignee: Individual
•
Filing: 1970-06-10
•
Granted: 1971-08-31
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Expires: 1990-06-10
Abstract
Abstract A keyless padlock seal which comprises a lock body having its lock tumbler receiving recess sealed at its lower end by a sealing closure. Pins are driven through the lock body and into the closure to prevent nondestructive removal of the seal.
Inventors
- 👤 Gilbert Canter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:58
CPC Classifications
G; G09; G09F; G09F3/00; G09F3/02; G09F3/03; G09F3/0305; G09F3/0347; G09F3/0358; Y; Y10; Y10T; Y10T292/00; Y10T292/48; Y10T292/4945; Y10T292/496; Y10T292/513; Y10T292/528; Y10T403/00; Y10T403/60; Y10T403/602; Y10T403/604
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
168 words
A keyless lock seal comprising a body portion having a central cavity in the form of a lock tumbler receiving recess, said recess communicating at one end with the exterior through an opening in a portion of bottom surface of said body and communicating at its other end with a through bore transverse to said tumbler-receiving recess, a pair of hasp openings substantially perpendicular to and communicating with said transverse through bore and extending downwardly through a portion of the upper surface of said body towards the bottom surface of the body, one of said hasp openings being provided with spring means, a U-shaped hasp having a pair of notches for receiving detent means, said through bore being provided with spring means urging said detents toward said notches, said hasp having one leg longer than the other bearing against the upper end of said first mentioned spring, said tumbler recess having a closure member sealing off said recess from the exterior, and sealing means for said closure member.
Claim 2
Dependent Claim
168 words
A keyless lock seal comprising a body portion having a central cavity in the form of a lock tumbler receiving recess, said recess communicating at one end with the exterior through an opening in a portion of bottom surface of said body and communicating at its other end with a through bore transverse to said tumbler-receiving recess, a pair of hasp openings substantially perpendicular to and communicating with said transverse through bore and extending downwardly through a portion of the upper surface of said body towards the bottom surface of the body, one of said hasp openings being provided with spring means, a U-shaped hasp having a pair of notches for receiving detent means, said through bore being provided with spring means urging said detents toward said notches, said hasp having one leg longer than the other bearing against the upper end of said first mentioned spring, said tumbler recess having a closure member sealing off said recess from the exterior, and sealing means for said closure member.
Claim 3
Dependent Claim
19 words
The lock seal as defined in claim 1, in which a serial code is marked into the closure member.
Claim 4
Dependent Claim
44 words
The lock seal as defined in claim 1, in which a pinhole is formed in the body portion adjacent the position of said closure member and pin means extend through said pinhole and into said closure member to prevent its removal from the recess.
Claim 5
Dependent Claim
23 words
The lock seal as defined in claim 1, in which the pinhole is located on one of the side portions of said body.
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) | 1974-08-30 | 1975-03-01 | 1975-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-30 | 1979-03-01 | 1979-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-30 | 1983-03-01 | 1983-08-31 | $7700.00 | Window Closed / Lapsed |